Technical SEO
Guides in this topic, written from real client and site work.

React and JavaScript SEO: What Google Sees and How to Check It
How Google renders React and JavaScript sites, which rendering approach to choose, and how to test what Googlebot actually receives.

Crawled, Currently Not Indexed: What It Means and What to Do
What the Crawled, currently not indexed status really means, how to sort the URLs first, and how to fix only the pages that matter.

Technical SEO Audit Checklist: What to Check and What to Fix First
Eleven areas to check in a technical SEO audit, and a simple P0 to P3 scale for deciding what to fix first.

SEO Migration Checklist: Before, During and After Launch
What to check before, during and after a redesign or platform move, including the mistakes that actually break migrations.