|It is a basic promotional model. You give away some books for free as a promotion to people who wouldn't have bought them otherwise and hope their word of mouth sells some books. |
It was pointed out that the more successful you become the less that promotional model helps which I agree with, but I am not so worried about the big guys, they make money, I worry about the guys trying to make it big. I don't think that free sharing hurts them more that it helps.