Here we go again; tax time has officially begun. If you’re getting a refund, you need to file ASAP. There’s no reason to offer Uncle Sam an interest-free loan. But before you file those taxes, it will pay — literally — to make sure you get every deduction and credit you’re entitled to. After all, if you’re in the 24% tax bracket, for example, every $100 you deduct is $24 in your pocket.