One of the top questions people ask about rewards credit cards, or a credit cards in general is one of the best 0% APR credit cards out there. As of this writing, and these terms are subject to change, the Citibank Platinum Select is offering a 0% intro rate for balance transfers and purchases for up to 12 months, with an interest rate as low as 11.99% after the 0% introductory offer. Second on the list was the Discover More Card, which offers a 0% for six...