places, my financial life is floating around at any given moment. if it means taking a hit for the financial companies, will they spend more money and make sure it doesn't happen again or are the hackers so sophisticated? >> it is not only losing money, but customer confidence. that is fatal for businesses. so they need to be able to convince consumers that they are taking every measure that they can to keep their data secure. >> susan grant, thank you so much. really good advice. avoid the e-mails that look like they are from target and avoid the phone calls that are from a scammer and change your credit card number. thank you, susan. if you are one of the 70 million target shoppers that were compromised, go to cnn.com/yourmoney for advice. coming up, you run a race