If You Liked This Book You Might Like That Book

Why?

As a starting point for discovering new books at the store.

How?

Create a list of books that customers can browse at your retail store to find a book they already read. For each such book list suggestions for a new book they might want to read in the following format: if you liked this book because of X you might enjoy these books…” List potential books for each identifiable quality of the book they already read.