American Express Membership Rewards is a loyalty program that allows cardholders to earn points for every dollar spent on eligible purchases. These points can be redeemed for various rewards, including travel, gift cards, and merchandise. The program is available to users of certain American Express credit cards, providing flexibility in how points can be used. Members can also transfer their points to a variety of airline and hotel loyalty programs, enhancing the value of their rewards. Additionally, Membership Rewards often features promotions and bonuses, allowing users to earn extra points on specific purchases or during limited-time offers.