It’s baaaaack! Marriott’s popular MegaBonus is back and members can earn 2,500 MegaBonus points for every stay, starting with your second stay, up to a maximum 25,000 points. You must pay with your Visa card between Sept. 15, 2009 and Jan. 15, 2010 and register by Oct. 31. Visit http://www.marriottrewards.com/Megabonus for details.