I've been writing all my life, but concentrating on novel length books has been something that I have been doing for the last five years or so. (authormarketingclub.com)
I've got my first novel length indie book coming out soon. (killzoneblog.com)
But I think even with novel length stuff, having such long segments of matter at the end of your book that is something other than your book can be a detriment. (kaitnolan.com)