Amazon KDP

*A Complete 2026 Guide to Amazon Keyword Research for Self-Published Authors* — ## I. Introduction: The Keyword Crossroads **The right keywords can double your visibility. The wrong ones bury your book.** Every day, thousands of new books flood Amazon’s Kindle Store. In 2025 alone, over 5 million new titles joined the marketplace, making visibility the […]

**A step-by-step blueprint for turning your manuscript into a published book—and building a sustainable income stream.** — ## Introduction: The Self-Publishing Opportunity in 2026 Here’s a number that should get your attention: Amazon Kindle Direct Publishing (KDP) authors earned over **$500 million in royalties** in 2025 alone. That’s half a billion dollars flowing directly to