To Sign Or Not To Sign Credit Cards?

For as long as credit cards have been in use, it has been standard operating procedure for issuers to urge cardholders to sign the back of new cards as soon as the plastic arrives in the mail.

But in an era when credit card companies promote "zero fraud liability," online transactions are comonplace and point-of-purchase card readers and self-checkouts at retail stores essentially remove clerks from even handling the card, let alone looking at the signature, does it really matter if you do?

Bankrate