Credit card stuff

A few advices you may have heard:

• Pay off credit card balance on time, and pay in full.
• Watch out for the late fees. If you can't pay off the entire balance, pay the minimum on time.
• Keep balance on the credit card that has lowest interest rate.
• If you transfer balance from one card to another, watch out for the balance transfer fees.
• If you always pay on time and pay in full, pick the highest reward card. HomeDepot Rewards MasterCard gives 3 points for every dollar spent at HomeDepot. They give 2 points for grocery shopping and restaurant charges, and 1 point for other charges. Shell MasterCard returns 5 percent for Shell gas, and 1 percent for other charges. Chase PerfectCard gives 3 percent return on gas, and 1 percent return on other charges.
  
• Don't keep too many credit cards. There have been discussions for don't keep more than 7.
• Don't close the oldest card account or it would damage your credit score.