We Target critical parts like originality and continuity of storyline, consistency and depth of character growth, length/word count along with other things contributing for the readability of the book. Think of your book's cover as the first sentence in its story: a powerful, professional design can hook readers to start https://whitemagicstudios.co.uk/blog/how-do-amazon-consultants-boost-the-sales-of-book-sellers/