Cash back credit cards generally base their rewards on how much you use the card. The more you spend, the more you earn. The BankAmericard Better Balance Rewards card is different–it rewards you for responsibly managing your credit card balance. With this card, you can earn up to $30 per quarter when you pay more than your monthly minimum on time each month. There’s no minimum spend requirement, but you need to have a statement balance each month. Lets look at the card basics before going through the process. Card Details Earn $25 per quarter when you pay more than the monthly minimum on time each month–that can be up to…