IE 11 is not supported. For an optimal experience visit our site on another browser.

How to take control of what your credit card company know about you

04:17

Each time you use your credit card, important information about your private life is revealed to your credit card company. What is it used for? Is there anything you can do about it? Reader’s Digest editor-in-chief Liz Vaccariello is in the TODAY studio with answers.