I came across an incredible interview the other day on the 4 Hour Work Week blog. Tim Ferris was interviewing Mike Geary. He's the author of The Truth About Six Pack Abs - a product I'm sure all of us have come across at some point.
If you want to learn how Mike has turned his eBook into a $1 million per month business then have a read of this interview.
The Truth About Abs: How To Make $1,000,000 Profit Per Month with Digital Products (Plus: Noah Kagan results)