free stuff!
1) call your favorite online store. 2) listen to their special. it'll be something like: order $200 worth of stuff, get $20 off. 3) order the $20 item you actually want. 4) find something on backorder. 5) order $180 worth of it. 6) they send your item and charge you for $20 plus tax title and shipping minus the $20 rebate. 7) cancel the back ordered item. 8) profit.