Sign up for the Discover It Card via this link and you'll get an intro 0% APR for 18 months on balance transfers. This gets you 4 months more than the offer we've seen previously. You'll also get 5% cash back for up to $1,500 on gas station purchases from July through September 2014 with free and easy signup, plus 1% back on everything else. You'll also get a free FICO score on your monthly statement. There's no overlimit fee, and you'll also get 0% APR on all purchases for 6 months (regular APR is 10.99% - 22.99% variable). Plus, there's no annual fee. Terms and conditions apply.