All articles
Browse every guide, tutorial, and deep dive on Google Shopping feed optimization in one place.
item_group_id for Variants: Requirements, Value Rules, and Feed Impact
When item_group_id is required for color and size variants, what value rules apply, and what happens when it is missing or mismatched.
identifier_exists With a GTIN: What to Set for brand
When a product has a valid GTIN but no brand value, here is what Merchant Center requires for identifier_exists and brand.
Shipping Weight and Dimensions in Google Shopping Feeds
When to submit shipping_weight and shipping dimensions in your product feed, and how to format each attribute correctly.
Price and sale_price Formatting Rules for Merchant Center Feeds
Exact currency codes, decimal rules and landing page requirements for price and sale_price attributes in Google Merchant Center.
Backorder vs Out of Stock: availability for In-Transit Stock
Learn which availability value to submit for products en route from your supplier, and what Google requires.
Product Feed Sale Price Dates: What to Check Before You Go Live
How to validate sale_price and sale_price_effective_date in your product feed before submitting to Google Merchant Center.
WooCommerce Variation Product Feed: Complete Data Checks
How to prepare accurate WooCommerce variation data for Google Shopping feeds, covering item_group_id, variant attributes, and API retrieval.
Preorder and Backorder Values in Google Shopping Feeds
Learn exactly when to use preorder vs backorder in your product feed, how to format availability_date, and what your landing page must show.
Shopify Catalog Price Consistency Before Export
Check Shopify variant prices, compare-at prices, and landing page alignment before sending a catalog feed to Google.
How to Diagnose Missing GTINs in a Product Feed
Step-by-step checks to find, fix, or correctly omit GTINs in your Google Shopping product feed.
Google Shopping Products Not Showing: 11 Silent Feed Errors
Active feed, zero impressions? These 11 Merchant Center errors silently suppress products — audit and fix every one in 30 minutes, no dev needed.
AI Search Is Reshaping Google Shopping: Feed for SGE in 2026
Google AI shopping feed optimization now hinges on 6 feed attributes that decide which products appear in AI Overviews carousels. Fix your feed in one pass.