The card's rewards structure isn't the easiest to remember. But its useful bonus categories, flexible rewards and outstanding welcome offer make it a top contender among cash-back cards.

This card offers a high rewards rate in rotating categories, a good 0% APR offer and an unusual bonus that could become a windfall. If you don't mind keeping track of bonus categories that change ...

The sign-up bonus on Amex Gold is increased to 30,000 Membership Rewards points. You can convert 30,000 American Express ...