Books By Dan Kennedy
I've learned more in the last three years about business from Dan Kennedy than from any other source. This "No. B.S. series should be on every entrepreneur's bookshelf.
Books by Seth Godin
If you want to grab someone's attention, you first need to get his or her permission with some kind of bait--a free sample, a big discount, a contest, an 800 number, or even just an opinion survey. Once a customer volunteers his or her time, you're on your way to establishing a long-term relationship and making a sale.