You fume about the 20% interest rate on your credit card. Did you know there's a simple way to lower it?

If you hold this popular card, you have until December 31 to capitalize on a massive "double stack" benefit that wipes out ...

(NewsNation) — Travel hackers on social media say you can fly for free and it all comes down to your credit card points. One popular strategy is known as credit card churning — opening and closing ...