If you're one of the lucky folks who live in or around the yellow area pictured on the map (it's a map of the upper 48 United States), grab the closest gadget with GPS, your EV-DO-sportin' laptop, and the keys to your pickup, 'cause money is literally falling out of the sky all around you 24-hours-a-day.
ENGADGET: Cash-in on your geocaching skillz