Due to the increasing cost of a printed book's materials, lots of publishing companies are now being offered to issue e-books. (hubpages.com)
The high cost of printing your book POD keeps you out of the bookstore system, whether or not you are self published. (castlegatepress.com)
They may be primary rights, but the per - unit costs of e-book sales are actually ridiculously low compared to per - unit costs of print books. (blackplasticglasses.com)