Credit card debt management isn't a magic solution, but it can be a powerful debt relief tool for the right person.

In addition to special welcome bonuses, credit card issuers frequently run amplified rewards rates and new promotions that allow cardholders to maximize benefits — but only for a limited time.

But that one-time savings could end up costing you way ... 0% interest to pay off debt that you transferred to your new card. 4. Cards with expensive annual fees that aren't worth it Some premium ...