Product data insights
Practical guides on product information, catalog quality and channel feeds.
Category: Google Shopping
13 articlesClear filter
Google ShoppingHow GTIN Check Digits Work: Calculate, Validate and Convert UPC, EAN and GTIN-14
How the GTIN check digit is calculated, with worked EAN-13, UPC-A and GTIN-8 examples, conversion rules, and why valid-looking codes still fail…Sep 26, 2026 · 10 min read- Google Shopping
Google Shopping Product Titles: Formulas and Examples for 12 Product Types
Title formulas with weak and strong examples for 12 product types, plus Google’s rules on length, capitals and promotional text. Includes a free title checker…Sep 26, 2026 · 11 min read 
Google ShoppingGoogle Product Category Examples: 47 Products Mapped to the Right ID
47 real products mapped to Google product categories, with the ID and full path for each, and the rules for choosing the most specific category…Sep 26, 2026 · 14 min read
Google ShoppingHow to Automate Your Google Shopping Feed Updates (2026 Guide)
Manual Google Shopping feed management is one of the highest-risk activities in ecommerce operations. Every time a price changes, a produ…May 3, 2026 · 9 min read
Google ShoppingHow Product Data Quality Affects Your Google Shopping ROAS
Most Google Shopping ROAS discussions focus on bids, bidding strategies, and campaign structure. These matter. But for stores with data quali…May 3, 2026 · 10 min read
Google ShoppingGoogle Shopping Feed Audit Checklist: 25 Points to Check Before You Submit
A Google Shopping feed with errors is not just underperforming — disapproved products are completely invisible in Shopping re…May 2, 2026 · 9 min read
Google ShoppingGoogle Product Category Taxonomy: The Complete 2026 Guide
TL;DR google_product_category tells Google what a product is, using Google’s fixed list of categories. Google lists it as optional for each product, but it matters in specific cases described be…May 2, 2026 · 15 min read
Google ShoppingSupplemental Feeds in Google Merchant Center: What They Are and When to Use Them
Most Google Shopping guides focus on primary feeds — the main data source that contains all your product information. S…Apr 30, 2026 · 9 min read
Google ShoppingPIM to Google Shopping: How to Connect Your Product Data
Managing product data in a PIM and managing a Google Shopping feed are often treated as two separate problems. They are not. Your PIM is the so…Apr 30, 2026 · 11 min read
Google ShoppingGoogle Shopping vs Facebook Catalogue: Which Is Right for Your Store?
Google Shopping and Facebook Catalogue both use product feeds to serve ads automatically at scale. That similarity leads many ecom…Apr 30, 2026 · 7 min read
Google ShoppingHow to Fix Disapproved Products in Google Merchant Center (2026 Guide)
How to find, fix and prevent disapproved products in Google Merchant Center, with the real Needs attention workflow, Google’s stated timelines and the image-size change coming on 31 January 2027…Apr 29, 2026 · 16 min read
Google ShoppingGoogle Shopping Feed for Apparel: All Requirements Explained (2026)
Apparel is the most attribute-heavy category in Google Shopping. Miss a required field and your products either disapprove or lose o…Apr 27, 2026 · 9 min read