Credit cards, something to read about
) If you let your balance roll over from one cycle to the next, reduce the amount of interest your account accrues by paying substantially more than the minimum payment each month. If you use your student credit cards well, you will not reach your credit limit. But emergencies have a way of happening. If your balance approaches your credit limit, stop using your credit card at once. If you go over, do everything you can to pay your balance down as soon as possible.