If successful, this is a good win since it can make maintaining a great credit utilization ratio a bit easier if you tend to carry balances on your cards from time to time. (creditcards.com)
Worse, they find themselves with balances on cards with the highest interest rates. (wisebread.com)
Your cash back rewards can quickly be overwhelmed by interest fees if you carry a large balance on your card from month to month. (cardrates.com)