Originally Posted by
jsloan
63K Marriott Points + 15K Marriott transfer bonus = 78K Marriott points -> 3:1 ratio = 26K airline miles + 10% for RewardsPlus = 28,600 + 30% = 37,180 MileagePlus miles.
Of course this is all theoretical. Equally likely is your Marriott points disappear into the void, Marriott doesn't respond to your emails, and the phone agents say there's nothing they can do to help you.