This document provides tips and advice for designing book covers. It discusses how a good cover can help sell a good book but won't save a bad story. Common mistakes are focusing too much on symbolism rather than emotion, using stock photos incorrectly, and poorly chosen fonts. Successful covers pop out, use lots of white space, have clever designs for non-fiction, and keep the design simple. Working with a designer allows getting feedback to find the best cover. Doing it yourself involves using stock photo sites and apps while keeping the design simple and focused on selling the book.