Here is another look at what happened after the thief took the credit card and went on a frenzy with it.
“Credit card gets into hands of wrong Newark patron, suspect goes on shopping spree
By Natalie Neysa Alund
Bay Area News Group
Posted: 08/12/2013 03:27:36 PM PDT | Updated: about 17 hours ago
NEWARK — A restaurant patron who received the wrong credit card back after paying for Sunday dinner and then went on a shopping spree with it at a local mall now faces multiple felony fraud charges, police said.
http://www.mercurynews.com/breaking-news/ci_23846536/credit-card-gets-into-hands-wrong-newark-patron
She must have signed the other person’s name. Otherwise it’s a combination of honest mistake plus the clerk didn’t ask her for ID.