Use your credit card to withdrawal cash from an automated teller machine. The process for doing so is the same as that for withdrawing money using a debit card. Insert your credit card and provide your PIN when prompted by the ATM.
Use your credit card to make a purchase at a grocery store. When asked if you want cash back, click "Yes" and then specify the amount.
Write a check against your credit balance. Many financial institutions send special checks to credit card holders, encouraging them to use the checks like a credit card. The checks are linked to the credit card account rather than to a checking account.