How Does The Amazon Sales Algorithm Work? #writing #authors

Amazon’s sales rank algorithm is surprisingly simple…

Original article written by John Doppler of Selfpublishingadvice.org – link provided below.

1. Each sale or download of a product counts as one point toward a hypothetical “rank score”.

2. Each day, the preceding day’s score decreases by half, and is added to today’s points.
3. For each category on Amazon, books are ranked based on their current scores.

Example:
Monday, a book sells 32 copies. That’s 32 points towards its ranking.
Tuesday...