Credit cards are powerful tools that can help you build excellent credit—but they can also sink your finances. Money Girl answers a listener question about healthy ways to use credit cards. You'll learn how the credit system works, tips to manage cards, and how credit affects your entire financial life. Read the transcript at link Check out all the Quick and Dirty Tips shows: www.quickanddirtytips.com/podcasts FOLLOW MONEY GIRL Facebook: link Twitter: link