Clark is getting lots of calls from people looking for all kinds of deals on credit cards that offer rewards or cash back. At the same time, people are also calling about rising interest rates on credit cards. One recent caller’s rate had gone from 9.9 percent to 27.9 percent in a very short period of time. The credit card market has split into two major categories. The first serves the people who pay balances in full and are not considered a risk to companies. About 40 percent of people do this. Clark does this, and he earns a nice amount of cash back every year. The other group is charging at or near their limit. Credit card companies have a target on the backs of these people, and they plan to eat them up with fees. According to the Wall Street Journal, 85 percent of credit card issuers are now hitting consumers with punitive interest rates if they are a second late with their payment. Credit card companies are now even pulling reports on us to see if we are late with payments to other companies. In the mice type of their agreements, these companies say they can raise the interest rate on your card if you haven’t paid another merchant on time. It’s very important to pay off your balances in full each month and to limit your credit card charges.