Check out #4 in this article on getting out of credit card debt:
I have done this a few times. The first time I transfered almost $4,000 from a few cards onto one card, and when that 0% APR time ran out, I moved that balance to another card. Today, I did it again, I'm determined to be out of credit card debt by the end of this 0% APR period. I started this quest to pay off our credit about a year and a half ago and we're down to almost $1,000 now. As we get my DH's student loan debt down to a transferable amount, we may transfer his balance to a 0% APR credit card, too. The extra time that the 0% APR period gives is such an advantage to getting the card paid off, without all of those extra fees tacked on to the balance.Got Credit Card Debt? Ten Tactics to Use Right Now to Get It Under Control