Do you spend a lot on your credit card? If you do but don't use a credit card that earns you the best rewards, you're not getting the most out of your money.
Rewards cards vary significantly in terms of what areas you can rack up big points in (some cards offer better rewards for hotels and flights, while others yield higher returns for gas and groceries), but the best cards require excellent credit to qualify--generally scores of 750 and above.
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