If you travel at all, you've probably thought about getting a frequent flyer card so you can earn miles for free travel. Or, you may already have an assortment of frequent flyer cards riding around in your wallet. Do you ever get enough miles for a free flight? Lots of people do. Today's frequent flyer programs offer benefits above and beyond free air travel. And, you can earn miles without even traveling anywhere! How does that work exactly?

In article, we'll explain what frequent flyer programs are, how to choose one, how to earn miles, and how you can put those miles to use!