Submitted: Jun 19, 2008 - A Philadelphia man managed to put more than $800,000 worth of counterfeit $50 and $100 bills into circulation between 1998 and 2002. Find out what you can do to spot a fake.

The allure of counterfeiting is obvious. If you could do it without getting caught, you would be able to print your own money and buy whatever you want with it. Counterfeiting is the ultimate technology for people who want…