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Featured Article

Featured February 24, 2026

Amazon GTIN Optimization: How to Avoid Listing Errors, Reduce Merge Risk, and Scale Cleanly

A practical GTIN framework for Amazon sellers to avoid product ID errors, reduce merge risk, and scale catalogs with cleaner identity data.

10 min read • Intermediate

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Latest Articles

Implementation February 24, 2026

Amazon GTIN Optimization: How to Avoid Listing Errors, Reduce Merge Risk, and Scale Cleanly

Learn how to prevent invalid GTIN errors, reduce accidental merges, and build a cleaner SKU-to-GTIN system.

10 min read Read More

Guide January 1, 2025

Complete GTIN-14 Guide: Understanding, Structure, and Implementation

A full GTIN-14 reference, from structure and check digit logic to implementation practices.

15 min read Read More

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GTIN Basics

Core concepts and structure

Marketplace Compliance

Listing and product ID rules

Implementation

Practical workflows and checks

Best Practices

Operational quality standards