I am constantly receiving Amazon gift cards as a thank you from various people, which I love because I know I will be able to redeem them quickly. But sometimes the cards don't have an amount printed ...

You can use a prepaid Visa gift card to shop on Amazon, but you'll have to work around Amazon's system to make it happen.

Set the Prime Visa as your default payment method on Amazon and watch the rewards stack up. The clock is ticking. If you want ...