Some things stand the test of time, and Ben McConnell and Jackie Huba's blog had a great post in 2006 about the reasons a person should have to write a business book. Admittedly, they got some of their insight from the very first 8cr Pow Wow, but, with two books under their belts, they've had plenty of their own experience to base their ideas on. Be sure to read all the comments posted after the article for even more advice.