AISN

Amazon’s equivalent of an ISBN, used to identify a particular book on Amazon.

Alli

Alliance of Independent Authors, an informational membership group for Indie authors. allianceindependentauthors.org

AMS

Amazon Marketing Services. This is the paid advertising platform on Amazon that shows your book to browsers looking at similar books.

Anchor

This is a site where you can create and launch a podcast for free. anchor.fm