1. Just paying off the minimum balance [often as low as £5] could mean that it takes many years to clear the debt. Tip: Pay off as much as you can every month.
2. Don't make impulse purchases. If you "think" you need something in the shops. Ask yourself " Do I really need it?.
3. Choose the right credit card. There are loads of comparision websites that help you to find the best credit card deals.