According to a recent research study from the Federal Reserve Bank of Boston, every year, households who mainly pay in cash end up paying extra for the products and services they consume, and rewards credit cardholders stand to benefit.

Playing the rewards credit cards game can be a lot of fun-and very, well, rewarding. There are numerous ways to get much more bang for your rewards earnings bucks, so to speak.

It's the final quarter for football fans wielding the Bank of America NFL rewards card. Cardholders looking to cash in their points for pigskins must scramble to do so within the next four weeks.

Next to the cost of housing and food, saving for your kids' college and for retirement are generally the two largest financial outlays of American families. Believe it or not, financial rewards credit cards can help save some of the money.

There are so many rewards credit cards on the market nowadays that choosing the best offer can seem outright daunting. To help you find the best deal, here are 5 tips to compare rewards credit card offers.