10 Ways to Sell Books When Amazon Ads Stop Working

Most self-publishers do not fail because the author didn’t care. They set themselves up to fail because they skipped the strategy part of the process
Effective Advance Reader Copy (ARC) Strategy for Self-Published Authors

An ARC, or Advance Reader Copy, is a free early copy of a book shared with readers before publication. The traditional idea is simple: readers receive the book early, read it, and may choose to leave honest feedback or a review once the book is available.