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 address to register a credit card as a means of payment.

Amazon has at least one thing in common with the jungle that inspired its name: It’s absolutely massive. The e-commerce giant sells hundreds of millions of products every year. But don’t let that scare you – it’s easier than you think to save money with these Amazon shopping hacks.

If you do the bulk of your online shopping at Amazon, or frequently buy groceries at Whole Foods Market, there’s a credit card that rewards you with a much higher than average return in points on those purchases.

Whether you've received a Vanilla Gift Card as a gift or bought it yourself as a way to pay for transactions without using your personal credit or debit card, at some point you may want to use it for online shopping. As the largest online retailer in the ...