Mark Coker's annual Smashwords Survey provides authors and publishers a treasure trove of data about how to make ebooks more accessible, desirable and enjoyable to readers. This sixth annual Survey explores the top fiction and non-fiction categories, the pricing sweet spots to maximize readership and earnings, box sets, series, preorders and the best word counts. If you enjoy this Survey, please share it with a friend! Mark Coker is the founder of Smashwords, the world's largest distributor of self-published ebooks.