Trying to use a Mastercard, Visa, or Amex Gift Card on Amazon can cause several headaches. First, simply registering the card as a payment method can be tricky. Amazon requires a name and billing ...
When you redeem a gift card, Amazon adds the full value of your card to your account. You can then use these funds to buy eligible items on the site, according to HowtoGeek. You can't buy other Amazon ...