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Setting up Google Shopping and Merchant Center

Google Shopping helps online stores display products directly in Google searches, complete with photos, titles, prices, and seller information. Shoppers see the offer in advance and proceed to the site with an understanding of the product and its price. This format provides stores with an additional sales channel that can be analyzed based on expenses, orders, and revenue.

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Setting up Google Shopping and Merchant Center
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Setting up Google Shopping for an online store

A complete Google Shopping setup includes preparing your website, Google Merchant Center, product data, Google Ads, and analytics. If any of these elements are configured incorrectly, some products may fail validation, pricing data may be inconsistent with the website, or the advertising system may not receive accurate purchase information.

Seo-Gen manages the entire process, from online store verification to launch and ongoing advertising. Our work begins with a technical audit and concludes with monitoring campaigns, Merchant Center, product feeds, conversions, and financial metrics.

Google Shopping advertising is primarily targeted at online stores where users can select a product, check the current price, and place an order on the website. Google receives catalog data through Merchant Center and uses it to create shopping ads.

This model is especially convenient for stores with dozens, hundreds, or thousands of product items. Instead of manually creating ads for each item, the system works with product data, and advertising campaigns manage which product groups to promote and how much budget to allocate to them.

What are Google Shopping Ads and how does product advertising work?

Google Shopping Ads is an advertising format in which users see a product image, name, price, and store before they even land on the website. Google matches the user's search query with information transmitted through Merchant Center, so the quality of product data directly impacts impressions.

Unlike regular search ads, Shopping Ads use catalog data rather than a traditional keyword list. Google considers product information and campaign settings to determine the appropriate impressions. Shopping campaigns or Performance Max with Merchant Center enabled are used to promote the catalog.

In the English-language interface and documentation, you may encounter the terms "Google Shopping advertising", "Shopping Ads on Google", and "Shopping Ads Google". All refer to the promotion of product inventory using store data.

Who is Google Shopping advertising suitable for?

Google Shopping advertising is suitable for stores with dedicated product pages, clear pricing, up-to-date availability, and the ability to complete a purchase. Good results typically require regularly updating the catalog, as the advertising system needs reliable information about current offers.

This format is used by stores selling electronics, clothing, cosmetics, auto parts, furniture, home goods, and other categories. Catalog size alone doesn't determine results: even a small selection can be promoted if there's search demand and the sales economics support the advertising costs.

For projects with a large catalog, segmentation is also important. Products are divided by category, brand, price, margin, seasonality, or actual performance to ensure budget allocation among groups is meaningful.

What does Google Shopping give to an online store?

Users see a specific product already on Google, so the click typically occurs after initially comparing the price, photos, and store offers. This type of traffic is easier to evaluate in terms of sales, as campaigns can be linked to purchases, revenue, and conversion value.

Google Shopping allows you to promote a large catalog without manually writing separate text ads for each item. Once set up, a store can manage its inventory through a product source, exclude individual items, prioritize categories, and analyze product results.

Merchant Center also supports free product listings for eligible offers. These can appear on various Google platforms separately from paid advertising campaigns, as long as the store and data meet the service's requirements.

What does Google Shopping setup at Seo-Gen include?

Setting up Google Shopping begins before creating an advertising campaign. First, you need to ensure your site is ready for moderation, Merchant Center is receiving data correctly, purchases are being tracked, and product information matches what the user sees.

We integrate the website, product source, Google Merchant Center, Google Ads, and analytics into a single solution. This approach reduces the number of situations where advertising is technically launched, but some of the product range is rejected or the results cannot be accurately assessed.

Website and advertising infrastructure audit

Before launching, we review product pages, the shopping cart, checkout, contact information, payment, shipping, and return policies. We also review the current Merchant Center, Google Ads, GA4, Google Tag Manager, and the existing product feed, if they were previously configured.

At this stage, we identify errors that may interfere with moderation or analytics. For example, the price in the data source differs from the price on the page, revenue is not transferred after a purchase, or multiple systems count the same transaction at the same time.

The audit concludes with a list of specific fixes. It's clear what can be adjusted immediately, what requires developer work, and what issues need to be addressed before launching ads.

Setting up Google Merchant Center

Google Merchant Center setup involves creating or verifying an account, adding your company, website, product data, and store settings. We also check access rights, Google Ads connection, and the status of existing products.

If an account exists, re-registration is usually not required. First, we review the current structure and resolve any accumulated errors to avoid creating duplicate accounts and losing your account history.

The Google Merchant setup service covers the technical aspects and catalog management. Search queries like "Google Merchant services" typically involve a similar set of tasks: account preparation, product setup, integrations, and subsequent data management.

Product feed creation and optimization

The product feed provides Google with the information needed to match a store's offerings with customer search queries. We check the product ID, title, description, link, image, price, availability, brand, and manufacturer identifiers.

For individual catalogs, additional fields are used: product type, Google product category, and custom label. These help you more precisely organize your product range within advertising campaigns and identify groups that require a separate budget or strategy.

Feed optimization continues after launch. Product names, categories, and additional attributes are adjusted based on campaign results if the catalog structure is hampering management or providing insufficient information to the system.

Merchant Center and Google Ads Integration

To launch product advertising, Merchant Center connects to a Google Ads account. Once connected, the advertising system gains access to suitable products and can use them in Shopping or Performance Max.

We verify that the connection is established with the correct accounts and that the client maintains administrative access. The accounts must be owned by the business, and the agency receives the necessary rights to operate without handing over control of the advertising infrastructure.

The Google Ads and Google Shopping link is further used when creating campaigns. After catalog changes, new data is received through Merchant Center, and the advertising settings remain in Google Ads.

Setting up analytics and conversions

Advertising campaigns can't be measured solely by impressions and clicks, so we verify purchases and their value before launch. Depending on the store's infrastructure, we use GA4, Google Tag Manager, and the necessary e-commerce events.

It's a good idea to obtain the transaction ID, order amount, and currency for each purchase. This helps compare advertising costs with actual revenue and identify which categories or products are performing best.

We also check for duplicate conversions. If a single purchase is submitted multiple times or some orders are lost, automated strategies receive distorted signals, and the ROAS report no longer reflects the actual economics.

Launch Shopping or Performance Max

Once Merchant Center is ready, you can create Standard Shopping or Performance Max with product data. The choice depends on the account structure, the volume of statistics, business goals, and the required level of control.

Performance Max uses Merchant Center data along with other signals and can display ads across multiple Google platforms. Standard Shopping maintains a more familiar product group structure and is suitable for scenarios that require separate Shopping campaign management.

In this scenario, the Google Shopping Ads agency isn't responsible for just clicking the launch button. Their work includes data preparation, campaign setup, analytics, and subsequent Google Shopping management services once the statistics are collected.

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Gennadii, Lead SEO Specialist, Seo-Gen
I don't recommend starting Google Shopping directly by creating an ad campaign. I first check the website, Merchant Center, product data, and purchase tracking. If part of the catalog is rejected, prices don't match the website, and conversion values aren't conveyed correctly, increasing the advertising budget won't fix the problem. The quality of product data and analytics directly impacts what the campaign will have to work with.
Gennadii
Lead SEO Specialist, Seo-Gen

How does Google Merchant Center setup work?

Setting up Google Merchant Center begins with checking the store itself and ends with an approved catalog ready for advertising. Between these steps, you need to verify the site, upload products, fill out business parameters, and resolve any system issues.

The sequence is important because website issues often become apparent after the catalog has been uploaded. Preparing store and product data requirements upfront reduces the number of unnecessary re-checks.

What we actually did

Dental clinic · Kyiv and Chernihiv

+44% clicks from search

A domain with no history on a website builder. We built the semantic core for both cities, reworked the landing pages and built the link profile from zero. Four months: 34.8k clicks, impressions 1.32 → 1.76M, DR 0 → 41.

E-commerce · international

+96% clicks in two months

A catalogue of digital 3D models. We clustered the semantics, rebuilt the hub pages and closed duplicates and indexing errors. Google users 247 → 532, CTR 2.4% → 4%.

Medical centre · Ukraine

+68.75% visibility in the first month

Narrow visibility and a small semantic core at the start. Semantics, landing page structure, metadata and internal linking, then gradual link building.

More cases

How long does it take to set up Google Merchant Center?

The timeframe depends on the website's readiness and product data. Once the catalog is properly created, the analytics are working, and the store meets the requirements, the technical part can be completed more quickly.

If Merchant Center shows disapprovals or restrictions, you must first find and fix the cause. After that, Google will automatically process the updated data or re-check it.

Therefore, the specialist's timeframe and the Google review period should be separated. The agency can oversee the preparation and corrections, but should not promise the exact duration of external moderation.

How much does it cost to set up Google Shopping?

The Google Shopping price query can refer to three different expenses: initial specialist work, ongoing management, and the advertising budget. These should be calculated separately because they depend on different factors.

The Google Shopping setup price is determined after reviewing the store and existing infrastructure. The more issues that need to be resolved before launch, the more work will be required across Merchant Center, feed, analytics, and the advertising account.

Google Shopping setup cost

The setup cost depends on the catalog size, the current state of Merchant Center, the quality of the data source, and the number of markets. Analytics setup, website modifications, and ad campaign structure preparation are also considered.

If Merchant Center is already up and running and your catalog passes review, the task will be less complex. If you're starting from scratch, you'll first need to prepare your account, website, product data, and Google Ads integration.

The current price of Seo-Gen services is displayed on the pricing page. This approach eliminates situations where old rates remain on different pages of the site after changes to the terms and conditions.

Google Shopping advertising budget

The advertising budget is paid separately from setup and management. This money is spent in your Google Ads account to generate impressions, clicks, and subsequent conversions.

The budget size depends on the number of products, geography, demand, and store economics. For some projects, it's more practical to start with priority categories and expand coverage once statistics are collected, rather than targeting the entire product range in a single campaign.

When planning a budget, we look at the average order value, margin, and acceptable cost per acquisition. These metrics are more useful than trying to guess a universal spend figure in advance.

How much does a click cost in Google Shopping?

Google Shopping's cost per click is determined by the ad auction and varies depending on competition, product category, geography, and campaign settings. Therefore, there is no fixed per-click rate for all stores.

The Google Shopping cost per click query describes the same CPC metric. It can be viewed after launching a campaign and compared across categories, products, and specific time periods.

A low cost per click doesn't necessarily mean good results. It's more important for a store to compare costs with orders and revenue, as higher-cost traffic sometimes generates more profitable sales.

What does the cost per click depend on?

CPC is influenced by the competitiveness of the product category, geography, seasonality, and the chosen bidding strategy. Results also depend on the quality of product data and the extent to which the offer matches user demand.

The cost per click changes over time, so the forecast before launch should be taken as a guideline. Once you have your own statistics, calculations can be based on the actual CPC, conversion rate, order value, and ROAS.

The Google Merchant price query is sometimes used when searching for the cost of using Merchant Center. Merchant Center itself can be used without a separate account fee, but advertising costs are incurred when running paid campaigns.

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Why should you trust Seo-Gen with your Google Shopping setup?

We begin by checking the store and data, as technical errors often limit advertising even before bid management. The client receives a list of issues and understands the steps to take before launch.

Seo-Gen integrates Merchant Center, product feeds, Google Ads, and analytics into a single workflow. This approach reduces the likelihood of different specialists fixing individual elements without a clear picture.

The client retains access rights, and work is performed in their accounts. After launch, management can continue: reviewing the catalog, adjusting campaigns, and evaluating sales results.

Main parts of the work:

DirectionWhat we check and configure
Online storeProduct pages, shopping cart, order, delivery, payment, and returns
Merchant CenterAccess, website, product data, diagnostics and item status
Product feedTitles, prices, availability, categories, GTIN, MPN and custom labels
Google AdsCampaign type, structure, budget, bids, and product groups
AnalyticsPurchase, revenue, conversion value, GA4, and e-commerce data transfer
ManagementMerchant Center Errors, Category Results, Costs, Sales, and ROAS

The working scheme looks like this:

Online Store → Product Data → Merchant Center → Google Ads → Purchase → Analytics → Optimization

Each subsequent stage depends on the previous one. Therefore, it's better to correct price or product source issues in the catalog rather than try to compensate by changing the bid.

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See the whole section

Answers to your questions

How much does it cost to set up Google Shopping?

The setup cost depends on the site's condition, catalog size, Merchant Center, product source, and analytics. A project where all data is already correctly transferred requires less work than starting from scratch or restoring a suspended account.

The Google Ads advertising budget is calculated separately. It is not automatically included in the specialist's cost and is spent directly within the advertising account.

The current price for this service is listed on the Seo-Gen pricing page. Before starting, you can determine the scope of work and understand which elements are already configured and which need to be prepared.

How much does a click cost in Google Shopping?

Google Shopping doesn't have a fixed CPC for all advertisers. CPC depends on product category, competition, geography, season, bidding strategy, and other auction parameters.

After launch, the average cost per click can be analyzed for specific stores and individual segments. This data is more useful than general market figures because it reflects the real competition for your specific product range.

When evaluating results, CPC is considered alongside sales and revenue. Cheap clicks without orders may be less beneficial to the store than more expensive traffic with good conversion rates.

Do I need Google Merchant Center to run Shopping Ads?

Google uses Merchant Center data for product advertising. The account is linked to Google Ads, after which the relevant inventory can be used in Shopping campaigns or Performance Max.

Merchant Center stores and processes product data, while Google Ads manages advertising campaigns and costs. Therefore, setting up Google Merchant Center is part of the basic process for preparing Shopping ads.

If Merchant Center already exists, it's first verified. Unless there are any critical issues, using an existing account is usually more convenient than starting the entire setup from scratch.

Is it possible to set up Google Shopping without a product feed?

Google requires structured product data, but the method for delivering it may vary. This could be an automatically synced source, a file, CMS integration, or another supported mechanism.

Therefore, the term "product feed" is often used as a general term for a product source. For a store, the most important thing is not the specific file format, but up-to-date prices, availability, links, images, and other required data.

The transfer method is selected based on the CMS and catalog size. For large product ranges with frequent changes, automatic updates are usually more convenient, eliminating the need to manually edit each item.

How is Google Shopping different from regular search advertising?

In a standard search campaign, ads are based on ad text and keyword settings. Shopping Ads are generated using Merchant Center product data and display a specific store offer to the user.

The buyer immediately sees the product image, title, and price, so they receive some comparison information even before clicking. Google matches the search query with catalog data and campaign settings.

Both formats can operate simultaneously. Budget allocation is determined based on the performance of each individual store, rather than as a general rule for all advertisers.

Which to choose – Google Shopping or Performance Max?

The choice depends on your goals, advertising account structure, data volume, and desired level of control. Google supports both Shopping campaigns and Performance Max with Merchant Center enabled.

Standard Shopping is suitable for tasks that require more explicit management of the shopping structure. Performance Max uses a higher level of automation and can work across multiple Google sites simultaneously.

Before making a choice, review your current advertising and statistics. If the account is already running, the new structure should take existing campaigns into account so that changes aren't made in isolation.

Why does Merchant Center reject products?

Common causes include price or availability discrepancies, incorrect links, images, and missing attributes. Other issues may arise due to shipping, return policies, or the website itself.

The first step is to open diagnostics and determine the cause for a specific product or group. After that, corrections are made to the areas where the incorrect data is being generated.

If the problem regularly returns after synchronization, you need to fix the source, not fix individual rows manually. Then the next export won't bring back the previous error.

Ask a question

Setting up Google Shopping requires the coordination of your website, Merchant Center, product data, Google Ads, and analytics. If your catalog is updated correctly, purchases are tracked without errors, and campaigns are segmented based on store economics, advertising can be measured by sales and revenue, not just clicks.

Seo-Gen will review your current infrastructure, configure Google Merchant Center and your product source, connect Google Ads, prepare Shopping or Performance Max, and set up purchase tracking. Submit a request for Google Shopping setup to begin with an audit of your store's current status and receive a clear list of tasks before launching advertising.

We reply within one business day. No newsletters, no “just a reminder” calls.

Gennadii, Lead SEO Specialist, Seo-Gen
He will look at the site himself instead of passing it to a manager.
Who will answer: Gennadii
Lead SEO Specialist, Seo-Gen
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01

Account creation and initial setup

In the Merchant Center, you enter your business information, website, and sales parameters. You can also configure access permissions for employees or contractors who will manage the catalog and advertising.

When working with an existing account, first check its status and user permissions. Creating a new Merchant Center just because of a few errors is usually unnecessary, as most technical issues can be resolved within the current account.

Google Merchant Center Shopping Ads uses product data from this account, so the company and catalog settings must match the actual store. Information in Merchant Center must not contradict the terms published on the website.

02

Website verification and linking to Merchant Center

Google needs to know that the company actually operates the listed online store. To do this, the website is verified using a readily available method, after which the domain is linked to Merchant Center.

In practice, problems arise when one contractor holds access to the site, Merchant Center is created on a different account, and Google Ads is owned by a third party. Before launching, we organize access rights into a clear structure and reserve key permissions for the business owner.

Google Merchant setup should survive a change of agency or specialist. Therefore, the workflow is built around client accounts, not contractor accounts.

03

Setting up delivery, payment, and returns

Shipping and return policies must be accessible to buyers and consistent with the information provided to Google. We check for clear pages, delivery times, costs, payment methods, and return policies.

We especially carefully compare Merchant Center data with the website. If a customer sees one set of terms in Google but receives a different set after clicking through, this creates problems for both moderation and conversion.

Requirements may vary for each market, so settings are verified for the actual countries of sale. Avoid copying parameters from another store or using values that your business doesn't comply with.

04

Adding products to Merchant Center

The catalog can be submitted in various ways, but the result should be the same: Google receives up-to-date information about each product. The source is selected based on the CMS, store size, and the frequency of price or inventory changes.

For a small catalog, a simple data transfer option is acceptable, but a large store often requires automatic synchronization. The main criterion is that the data should be updated without constantly manually editing thousands of rows.

Google requires you to regularly submit up-to-date product data, and the quality of this data affects whether Shopping Ads can be shown.

What data must be transmitted?

For a product, the ID, name, description, page link, image, price, and availability are submitted. Depending on the category, the brand, GTIN, MPN, and additional characteristics are also required.

The title should adequately describe the product and help the system understand the offer. The field shouldn't be a jumble of repetitive keywords, as it's also used for advertising and should remain understandable to the buyer.

Additional attributes help manage a large catalog. Product type, Google product category, and custom label can be used to group product ranges by internal structure, margin, or other operational criteria.

How to transfer product data?

The transfer method depends on the CMS and store infrastructure. Automatic integrations, XML or TXT files, spreadsheets, and programmatic data exchange methods are used if supported by the current system.

For a catalog with frequent price and inventory changes, automation is preferable. A manual spreadsheet can work for a small selection, but it requires discipline and quickly becomes inconvenient when faced with constant changes.

Merchant Center can also use structured data from product pages to retrieve up-to-date information. Therefore, the Product markup on the site should reflect the actual price and availability, rather than storing outdated values.

05

Checking products and fixing disapprovals

After uploading your catalog, Merchant Center displays the product status and any issues found. Some errors relate to individual items, while others may affect a significant portion of your inventory or your entire account.

We check for discrepancies in prices, availability, images, links, product IDs, and store requirements. The source of the problem must be addressed, otherwise, the incorrect data will reappear after the next synchronization.

After making corrections, we let the system receive updated information and recheck the status. Running ads on a catalog where a significant portion of priority products have been rejected is usually impractical.

06

What to do if Merchant Center is blocked?

First, you need to determine the specific reason for the restriction and check whether it's related to the website, product data, or account settings. Resubmitting the request without correcting it rarely helps, as the system will only detect the same issue again.

After diagnostics, store pages, product data, shipping, returns, and other elements identified in the notification are corrected. The data source is then updated and verified to ensure the changes have actually appeared in Merchant Center.

After this, you can use Google's re-verification process. There's no guarantee that the restrictions will be lifted, as the final decision is made by Google after its own review of the account and store.

More on: Setting up Google Shopping and Merchant Center

How to set up advertising on Google Shopping?

After preparing the catalog, we move on to the advertising portion. Here, we determine the campaign type, product group structure, geography, budget, bidding strategy, and the objectives by which Google will evaluate the results.

Google Shopping ad setup depends on the specific store's economics. A campaign with a large number of orders and stable statistics may use a different structure and strategy than a new account with no accumulated data.

Selecting an advertising campaign type

For the product catalog, you can use Standard Shopping and Performance Max with Merchant Center. Both options work with store data, but differ in the level of automation and management capabilities.

The choice is made after reviewing business goals and current statistics. It's impossible to say in advance that one format will suit each store better than another, as the product mix and advertising history of each project vary.

If necessary, multiple campaign types can exist within a single account. Their interactions and priorities should be considered when planning the structure to avoid creating ad activities haphazardly.

Standard Shopping

Standard Shopping provides direct access to the shopping campaign structure and product groups. Specialists can categorize product ranges, analyze the performance of individual segments, and adjust campaign-level management.

This approach is convenient when transparent catalog segmentation by category, brand, or other attributes is required. After launch, products, search queries, budget, bids, and conversion statistics are regularly reviewed.

Google continues to support Standard Shopping campaigns and their separate bid strategies. Therefore, this format remains a viable option alongside Performance Max.

Performance Max with Merchant Center

Performance Max can use a connected Merchant Center product source along with goals and other ad account signals. The campaign is designed to automatically work with multiple Google ad platforms simultaneously.

Accurate conversions and purchase value are especially important before launch. An automated strategy makes decisions based on account data, so analytics errors can impact learning and budget allocation.

For e-commerce, Google specifically recommends paying attention to campaign settings, budget, product data, and reports.

Advertising campaign structure

It's not always best to keep a catalog in a single group. If a store sells categories with different margins, demand, and average order value, they may require separate management.

Segmentation is based on categories, brands, price ranges, seasonality, and custom labels. Once data is collected, it's also possible to identify products with high revenue, stable ROAS, or items that consume budget without generating sales.

The structure isn't complicated just for the sake of increasing the number of campaigns. Each division should allow for independent decisions on budget, bids, product range, and further optimization.

Setting up bids and advertising budgets

Google Shopping advertising costs are made up of the advertising account costs and the cost of specialist work if the store uses an agency. These costs must be calculated separately, as the advertising budget is spent directly on impressions and clicks.

The bidding strategy depends on the campaign's goal and the amount of data accumulated. For e-commerce, it's usually more important to consider orders, their value, and revenue than just the number of clicks per se.

The budget is calculated based on the niche, geography, product range, and sales targets. There is no universal figure for every online store, so the budget is adjusted based on actual statistics.

Setting up sales tracking

For e-commerce, the key conversion is usually a purchase. Not only the order itself, but also its value, is transmitted to the advertising system so that revenue can be analyzed and revenue-focused strategies can be implemented.

We verify that the purchase is recorded once, the amount matches the order, and the currency is transferred correctly. We also compare data from Google Ads, GA4, and the store's administrative system, accounting for possible differences in attribution models.

Without conversion tracking, Merchant Center and Google Ads can show clicks and impressions, but assessing the actual return on your ads will be severely limited.

Post-launch Google Shopping Management and Optimization

Launching a campaign provides initial data, but it doesn't complete the process. Next, you need to monitor Merchant Center status, product group results, budget expenditure, sales, and catalog changes.

Google Shopping management services include regular monitoring of advertising and product information. If a store is constantly updating its product range, prices, and stock, monitoring Merchant Center becomes a constant task.

Merchant Center monitoring

We check product status, warnings, and rejections that appear after store updates. A new integration error can affect a large portion of your product range at once, so it's best to detect it before there's a significant loss of ad reach.

We also monitor the accuracy of prices and availability. If an item is out of stock or the price changes, the data should update in Merchant Center without a long delay.

For stores with a large catalog, it's helpful to separate critical errors from minor recommendations. Issues that block impressions or affect important product categories are fixed first.

Product feed optimization

After launch, you can see which products are getting impressions and sales, while others remain virtually unnoticed. This data can be used when working with product names, categories, and additional attributes.

Feed optimization doesn't mean mechanically adding a ton of keywords. The title should accurately describe the product, contain useful features, and be relevant to the store page.

Product types and custom labels are additionally used to manage the catalog. They help create logical segmentation based on internal characteristics that are not included in Google's standard classification.

Optimization of advertising campaigns

During a campaign, we analyze costs, revenue, conversions, product groups, and search queries where available for the selected ad type. Decisions are made after collecting sufficient statistics, not after a few random clicks.

Products with different performance can be separated and managed separately. We take margins into account, as the same ROAS can yield different financial results for categories with different profit margins.

Google recommends regularly reviewing product data, bids, and campaign health if you're experiencing low impressions, clicks, or conversions.

Analytics and reporting

The report should show the budget and sales performance over the selected period. We typically compare expenses, purchases, revenue, ROAS, order value, and the dynamics of key product groups.

We separately record changes made in Merchant Center and Google Ads. This helps us link results to specific actions and avoid repeating experiments that have already been tested.

The client receives a clear picture of their advertising: how much was spent, how much revenue was generated, and which categories require special attention. This report is more convenient than a list of impressions and clicks without any connection to sales.

What are the Google Shopping requirements for an online store?

To launch, a store must meet Google Shopping requirements and provide up-to-date product data. Google specifically requires Merchant Center and Google Ads, linking accounts, adhering to Shopping policies, and regularly updating the catalog.

On the website, we check the working shopping cart, order processing, contact information, current prices, and availability. The payment, delivery, and return policies must also be clear to the buyer, and product pages must match the data transmitted to Merchant Center.

Before starting, check the following elements:

  • Each advertised item must open on a working page with the current name, price, image, and availability of the product.
  • The buyer must be able to understand the terms of payment, delivery and returns before completing the order.
  • The information in the product source should match the information on the page, especially in terms of price, availability, and product variants.
  • Images must match the specific product and display properly without technical errors or inaccessible files.
  • The catalog must be updated regularly to ensure that Merchant Center does not continue to receive outdated prices and inventory.

After checking the site, we move on to the catalog itself and the Merchant Center status. If the store is violating requirements or submitting inconsistent data, correcting the advertising campaign will not resolve the underlying issue.

What mistakes prevent Google Shopping from generating sales?

Even a properly created campaign can perform poorly if product data, analytics, or catalog structure are improperly configured. Therefore, during our audits, we distinguish between technical errors and advertising management issues.

First, we eliminate any issues that prevent products from being shown or distort sales data. After that, we can evaluate bids, budgets, and campaign structure based on reliable statistics.

The price or availability in the feed does not match the website.

If Merchant Center receives one price, but the user sees a different one on the store page, the product may receive a warning or be disapproved. A similar issue occurs when a product is listed as in stock in the catalog, even though it's no longer available for purchase.

Fixes begin with the data source. Check price and inventory updates in the CMS, export functionality, and the frequency of synchronization with Merchant Center.

After making changes, we manually check several product items. This helps ensure that the update reaches Google and that the issue doesn't reoccur during the next upload.

Items rejected in Merchant Center

Disapprovals may be due to missing attributes, incorrect images, product page non-compliance, or other Google requirements. The cause should be determined in the product diagnostics for the specific product.

If only a few items are rejected, the fixes are usually local. When the issue affects an entire category or the entire catalog, we check the overall logic of the data source generation.

After making the correction, don't immediately create a new account. First, update the data and use the standard re-verification mechanisms within the existing Merchant Center.

Product names and attributes are filled in incorrectly

A title like "Buy cheap best product on sale" provides less useful information to the system than a precise description of a specific item. When working with the catalog, consider the product type, brand, model, and important characteristics.

Attributes must also match the actual product. You cannot fill in the GTIN, brand, or category with random values just to pass formal verification.

A high-quality data structure simplifies further segmentation. Specialists can quickly understand which groups are being shown, which spend their budget, and which drive purchases.

The entire product range was sent for advertising without segmentation.

A large catalog often contains products with varying margins, demand, and priorities. If the entire product range is managed uniformly, budget may be wasted on categories the business didn't plan to actively promote.

Before launching, we define key groups and add internal tags if necessary. This allows us to separately manage seasonal products, brands, or categories with different economics.

Once statistics have accumulated, segmentation can be refined. It's also not a good idea to create an overly complex structure in advance unless there's data and dedicated management logic for it.

Purchase tracking is not configured

Without a purchase and its value, the advertising system receives insufficient information about the result. Clicks and visits indicate user activity but don't answer the question of store revenue.

Before launching, we check the purchase event, amount, currency, and transaction ID. We also ensure that reloading the confirmation page doesn't create a second purchase.

After the test order, the data is verified between the website, GA4, and Google Ads. Only after this verification can the financial metrics be used for campaign optimization.

The campaign is evaluated only by clicks

A high CTR or low CPC may look good, but the store actually makes money from orders. Therefore, click-through rates are considered alongside conversions, revenue, order value, and ROAS.

If a category is getting a lot of cheap clicks without sales, lowering the CPC won't automatically solve the problem. You need to check the offer, product page, prices, demand, and traffic quality.

The opposite is also possible. More expensive clicks may remain acceptable if they consistently bring in customers with high order values.

The ad was launched without subsequent optimization.

Product assortments change, competitors adjust prices, demand fluctuates seasonally, and advertising campaigns accumulate new data. Therefore, settings that seemed reasonable on launch day require revision over time.

We regularly monitor Merchant Center, product groups, budgets, and conversions. Changes are made after analyzing statistics and recorded so their impact can be assessed.

Campaign management must remain aligned with business metrics. If advertising increases revenue, but expenses grow faster than acceptable margins, the strategy needs to be reconsidered.

Stages of work

Google Shopping setup is carried out in stages to avoid launching ads before critical elements are verified. The specific scope depends on the store's status, existing accounts, and the quality of product data.

If part of the infrastructure is already configured correctly, we use it and avoid creating unnecessary duplication. When launching from scratch, we prepare all components step by step and test them before initiating advertising spending.

The order of work is as follows:

  1. We obtain the necessary access and information about the store, advertising goals, product range, and priority categories.
  2. We check your website, Merchant Center, Google Ads, GA4, and existing e-commerce tracking.
  3. We create or edit Google Merchant Center, configure your website, company data, and necessary sales parameters.
  4. We prepare the product source, check the required attributes, and correct errors in individual product items.
  5. We configure purchase tracking, order value, and other necessary data to evaluate the results of advertising campaigns.
  6. We link Google Merchant Center to the desired Google Ads account and verify the correct access rights.
  7. We create a Shopping or Performance Max structure taking into account the product range, geography, and advertising budget.
  8. We check the status of products and campaigns after moderation and resolve any technical issues.
  9. We launch advertising and monitor budget expenditure, impressions, clicks, and first conversions.
  10. After collecting data, we optimize products, campaigns, bids, and advertising budget allocation.

After launch, work continues based on actual statistics. Google Shopping's ranking for the Ukrainian version of the page follows the same technical logic, but the texts, keywords, and commercial wording are localized separately for the Ukrainian language.