A PDF is a suitable file format for creating and reading e-books. However, if you want to open an e-book in most e-readers, like the Amazon Kindle and B&N Nook, you must first convert it to an EPUB.

PDFs are great for sharing documents—they keep layouts, fonts, and images intact no matter what device you open them on. But when it’s time to make edits, add comments, or collaborate with others, ...