You can’t help but smile when you take advantage of this double credit offer! Now through December 31, 2008, you can receive double Rapid Rewards credit (1 credit vs. the standard 0.5 credits per rental) on rentals of any car type picked up on Sunday, Monday, Tuesday, or Wednesday and rented for 2 days or longer at participating locations.

For reservations, book online at southwest.com, dollar.com or call Dollar at 1-800-800-4000. When booking at southwest.com, please enter WN45 in the Promotion Code field. At time of rental pickup, provide your Rapid Rewards account number and Promotion Code WN45.