Why People Fail – Will “The Secret Millionaire” Arrive At Your Door? by Dan Kennedy

John Caples - 50 Things I've Learned In 50 Years
John Caples was one of the most effective copywriters and ad man there has ever been. This short document is a must read for anyone who does ad or web content writing.

Napoleon Hill - The Law of Success
Before he wrote Think and Grow Rick, Napoleon Hill wrote The Law of Success. Legend has it that Henry Ford got angry because it contained so much "truth" and told him to water it down. He then wrote Think and Grow Rich.