As you might expect, it's a basic Section of the publishing system: a book can't be released if it does not have a book cover. Probably extra importantly, it generally would not be capable to draw in readers if it doesn't have a great book cover. How can I find https://whitemagicstudios.co.uk/blog/why-best-seller-books-have-a-book-trailer-and-why-you-should-too/