If you are sure that you will be able to pay off the balance of your credit card
If you are sure that you will be able to pay off the balance of your credit card bill in full each month, you should consider:
A) getting two credit cards, so you always have a line of credit open for use.
B) raising your borrowing limit on your credit card so you can spend more
C) only credit cards that offer a low APR
D) only credit cards that offer zero annual fees even if the APR is high.