This looks like an interesting idea - cash hidden or forgotten about - and a free search to see if you have any.
Info: Cashunclaimed.com is one of the largest databases for unclaimed money in the world. Our current database lists billions of dollars in unclaimed money, property, accounts and assets from all 50 states and several Federal agencies that could belong to you. There are millions of people who are owed unclaimed money and they don't even know it! Are you one of these people?