My Interest Rate Went Up to What?!?

Peter McDougall

04/28/08 - 10:22 AM EDT
Financial institutions are looking to boost revenue by raising fees and interest income from the lucrative credit card sector. And that could be bad news for unwary customers.

Already, many cards carry default and penalty rates, which can be far higher than their introductory rates and regular rates. The punitive rates, which boost revenue for card companies, can come into play if you miss a few payments, exceed your credit limit or experience a slip in your credit score.

In the time it takes to bounce a single check, the rate on your outstanding debt could skyrocket from 12% to more than 25%.

A number of other credit card tricks can inflict financial harm on you and your family. Among them:

So what should a consumer do to avoid paying too much for their credit cards?

Do your research.

Read the fine print on your card agreements. Pay close attention to the table that outlines the various fees and rates payable on the card. (The table, called the Schumer Box, is mandatory, thanks to the Federal Truth in Lending Act.)

The table makes it easy to compare the rates and fees of one card to the rates and fees of another. But look closely to see how and when those fees apply:

There are enough choices out there that you should be able to avoid cards that subject you to extra fees and other punishing terms -- but only if you read the fine print.