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Browse every guide, tutorial, and deep dive on Google Shopping feed optimization in one place.

is_bundle Attribute in Google Shopping Feeds: A Practical Guide
Learn when and how to submit the is_bundle attribute correctly to avoid disapprovals in Google Merchant Center.

MPN Attribute in Product Feeds: Rules When There Is No GTIN
Learn when the mpn attribute is required, how to format it correctly, and what to submit when a product has no GTIN.

google_product_category Taxonomy: How to Choose the Right Value
Learn when and how to set google_product_category correctly, avoid disapprovals, and handle override cases in your feed.

product_type vs google_product_category in Your Feed
Understand what each category attribute does, how to format both correctly, and when each one controls bidding.

Merchant Center Price Mismatch Disapproval: Trace the Source Attribute
How to identify which price attribute caused a Merchant Center disapproval when your feed and landing page prices diverge.

Brand Attribute in Feeds: Private-Label and Unbranded Products
How to format the brand attribute for private-label or unbranded products, and how that choice interacts with identifier_exists and GTIN rules.

Custom Label Product Feed: Rules, Value Constraints, and Structure
Learn the rules governing custom_label_0–4 in a Shopping feed, value constraints, and how to decide what data to encode.

Shipping Weight and Dimensions in Google Shopping Feeds
Learn when shipping_weight and dimension attributes are required in Merchant Center feeds and how to format values correctly.

description Attribute Rules for Google Shopping Feeds
Length limits, formatting restrictions and prohibited content rules for the description attribute in a Google Shopping feed.

Variant Landing Page URLs in a Shopping Feed: link Rules
Learn how to set the link attribute for each variant item in a Google Shopping feed to meet Merchant Center requirements.

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.
