Found this offer while I was doing my weekly search for new offers to put onto
FFB and didn't see it posted yet (my apologies if it has been posted)
Receive instant 90 Day Gold Elite Status and earn up to 4,500 bonus miles when you enroll with Marriott Rewards and complete up to three stays Worldwide. Existing Marriott rewards members can register and receive the same offer. Stay more than 12 nights within 90 days of registering and enjoy Gold Elite membership until February 2012.
Bonuses as follows
1,000 miles (1,609 km) on the first stay,
1,500 miles (2,413 km) on your second stay
2,000 miles (3,218 km) on your third stay
http://www.joinmarriottrewards.com/a...?enrlcode=AN10