Purchase a plastic key with computer chip loaded with car washes at the Vanity Car Wash in Hillsdale, Michigan.
Cost: $105 ($100 for car washes and vacuum machine time; $5.00 for cost of key. Keys fit into a slot attached to the coin receptacles.) Don't want or need the keys? Donate the car wash keys to a legitimate Hillsdale County Non-profit organization of your choice, write off your donation, and you will still be entered into the contest.

Key purchase automatically enters buyer into contest to win the Grand Prize: the Vanity Car Wash and Ice Cream Shop at 214 South Broad Street in Hillsdale, Michigan 49242 (a prime real estate location).

Your choice: Keep the business to operate or lease out; sell the business, tear it down and build something else, use the land and buildings for equity, or auction it off. Either way, even after taxes, you win.

Second prize: 2003 Mercedes Benze E320
Keep it for your own, or sell it for cash.