Originally Posted by UA Insider

[*]New Miles-to-Points Transfer: We’re introducing the ability for Premier members (at all levels) to convert MileagePlus award miles into Marriott Rewards points at a 1-to-1 ratio, up to 50,000 miles per year.
[*]Improved Points-to-Miles Transfer: We’re improving the rate at which all members can convert their Marriott Rewards points into MileagePlus miles by offering a 20% discount off the number of points required for miles. This will be the leading conversion rate for transfer of Marriott Rewards points into airline miles.