If you're a big company in the business of burgers, soda, beer or perhaps overnight delivery service, it's easy to beat up on your competition with clever ads and big promotions. It's quite another thing to beat up on your competitor by being clever... and pretty darn funny.  Check out the one UPS guy who figured out he'd been had and used UPS tape to cover up the DHL message. UPS should find this guy and immediately make him a vice-president of something.