You have to log into your account to see if you are targeted for this offer where 1,000 Amex Membership Rewards points transfer to 1,500 Marriott Bonvoy points. Normal transfer is 1,000 MR to 1,000 Marriott Bonvoy points.
50% Transfer Bonus MR To Marriott Bonvoy
Examples of Amex Cards that earn Membership Rewards points:
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