&quot;The use of social network contacts as a basis for establishing credit worthiness is questionable; just because some of my friends have bad credit scores doesn’t mean I do.&quot;<p>I&#x27;d wager that if you&#x27;re friends have bad credit scores it is more likely that you will have a bad credit score. Does the author seriously think that Facebook &#x2F; banks will assume that someone has a low credit score because they went to school with somebody who has a low credit score?<p>If you are statistically more likely to default on a loan you can&#x27;t reasonably expect not to pay a higher interest rate.