Blog
Product updates, guides, and engineering notes from the team.
Why Amazon KDP Flags Books for "Disappointing Customer Experience" (26-Rule Pre-Flight Checklist)
A practical breakdown of the hidden manuscript, CSS, metadata, and link triggers that trigger KDP blocks—and how to audit your book before hitting Publish.
Nov 14, 2026PublishGuard Editorial Team
Paperback vs. Kindle eBook Compliance: Avoiding Boxy Print Rejections and Cross-Pen-Name Linkage
Learn why eBooks can pass automated checks while Paperbacks fail Print Review—and how to isolate pen-name domains and publishing cadence safely.
Nov 14, 2026PublishGuard Editorial Team