Did you know a few points off your credit score can mean hundreds or even thousands of dollars in extra interest charges? (badcredit.org)
That way, you get the convenience of automatic payments, but you don't risk extra interest charges for failing to pay your credit card bill in full every month. (insurancequotes.com)
In fact, you're only adding extra interest charges to an existing obligation, since credit cards generally carry higher interest rates than student or auto loans. (simplethriftyliving.com)