Shelley Hitz is author of the Self-Publishing-Coach.com site and a number of titles that help writers self-publish.
She says, “It might not be as much work as you think.
“In fact, if you already own a website or blog, you can seamlessly transform your most popular content into a book.
“Think about it: you can take the same great content you’ve already written for your site and reformulate it into a printed book, PDF eBook or audio book to make the most of all your hard work.”
Continued in her article (with video): How to Self Publish a Book.