Dad's Divorce: co-borrowing

Every week, Dan Danford provides advice to men going through the divorce process on Dad's Divorce.com. The advice, though, applies in most situations. You can watch his latest podcast below.

This week's question from a viewer: My girlfriend will be living with me paying me a small part of the rent for my new home in cash each month. So will she be considered a co-borrower and thus have her credit score reviewed?