Book Marketing Glossary
Every platform term, algorithm concept, and strategy framework explained in plain language.
A9 Algorithm
Amazon's search and ranking algorithm that determines which books appear in search results and in what order. It considers factors like sales velocity, review recency, conversion rate, and keyword relevance.
Related: Amazon StrategyA10 Algorithm
An evolution of the A9 algorithm that places greater weight on external traffic and conversion signals. Books that receive traffic from sources outside Amazon and convert those visitors into buyers receive enhanced visibility.
Related: Amazon StrategyACX
Audiobook Creation Exchange, Amazon's platform for connecting authors with narrators and producers. Authors use ACX to produce audiobooks distributed through Audible, Amazon, and iTunes.
Related: Audiobook ProductionARC
Advance Reader Copy, a pre-publication version of a book distributed to readers, reviewers, and influencers to generate early reviews and build launch momentum. ARCs are typically distributed 4 to 12 weeks before publication.
Related: Launch StrategyAuthor Central
Amazon's author profile platform where authors claim their books, add biographical information, and manage their author presence. A complete Author Central profile improves discoverability and author branding on Amazon.
Related: Amazon Strategy
