You use the card to pay for it as you normally would and the credit will be applied automatically to eligible air travel purchases. (mybanktracker.com)
The Amex Platinum is intended for frequent flyers because of the 5x air travel purchase rewards and additional air travel benefits. (johnnyjet.com)
Because of the 5x air travel purchase rewards, the Amex Platinum is the fastest way to earn frequent flyer miles with a credit card. (johnnyjet.com)