Platinum and Business Platinum Card Members are only eligible for 1 additional point on cruise reservations. Eligible travel purchases include all travel purchases made with your Membership Rewards program-enrolled American Express® Card on, including air, prepaid hotels, prepaid car rentals, vacation packages (flight + hotel packages) or cruise reservations, minus returns and other credits. Corporate Card Members are not eligible for the additional point. Those same Card Members will also get at least 1 additional point for each dollar of eligible travel purchases made on on their Membership Rewards program-enrolled American Express Card. Membership Rewards-enrolled Card Members get at least 1 Membership Rewards® point for every eligible dollar spent on their Membership Rewards program-enrolled American Express® Card.