Now through April 30, 2014, you can receive a $5 American Express statement credit when you spend $5 or more on iTunes. This essentially means you can buy $5 worth of music, movies, or tv shows for free.
To see if you are eligible for this offer, head to the American Express site where you must log-in to your account. Next, select “Offers For You” and see if you see the $5 iTunes offer. If you do, just click “Save Offer” on the right and this offer will be added to your card.
Spend a total of $5 or more on iTunes using your enrolled American Express Card by 4/30/14 and get a one-time $5 statement credit.