By adding authorized users to your American Express credit card, you can help friends or family members boost their credit while boosting your own rewards-earning. But this move can leave you with a high credit card bill if your authorized users take advantage of your generosity.
Sending cash to friends and family? Before you reach for that credit card, keep in mind that you could incur fees or interest and lose the right to initiate chargebacks. Here’s what you need to know about sending money with a credit card.