Financial watchdog groups are warning consumers about "rent-a-bank" loans. The loans carry triple-digit interest rates and are only legal because of a loophole. Those who make the loans say they are providing cash to borrowers, including some in desperate need, who can't borrow from traditional banks or credit unions because they have such low credit scores and are considered high risk. To learn more about "rent-a-bank" loans, click the link in our bio.