Marriott has just announced the new upcoming dates for their Megabonus promotion. Like every other Megabonus, the earning potential is the same. The dates for earning are June 1, 2011 through August 31, 2011.
You will need to sign into your account to see the offer you received. Typically you can call Marriott (especially if you have status) and ask to switch to another promotion. Click here to sign into your Marriott account and register. Must register by June 30, 2011.
Typical offers are:
2 stays = 1 free night for a category 1 to 4 hotel. Limit of two free nights earned during the promotion. Free night credit must be redeemed by December 31, 2011.
20 nights = 35,000 points; 25 nights earns additional 15,000 for 50,000 points total.
15 nights = 25,000 points; 20 nights earns additional 15,000 for 40,000 points total.