Picked this up on SouthwestAir via Twitter: Details: Southwest Airlines Rapid Rewards® Members can now earn 1,000 bonus Rapid Rewards Points for every stay at any Sheraton®, Four Points®, AloftSMand ElementSM hotel or resort across North America. There's no limit on how many Rapid Rewards Points you can earn. With over 350 hotels and four great brands to choose from, it's easy to earn bonus points. To participate in this promotion, you must be a member of the Starwood Preferred Guest® program. If you are not an SPG® member, enroll today for free. Then register for this promotion by October 15, 2011. You'll earn 1,000 bonus Rapid Rewards Points for every eligible stay August 1 through December 15, 2011.