We're out and about hitting summer fun spots, knocking items off back-to-school lists, and, generally, trying to squeeze in a little sun during what's left of summer. And the scammers? Well, they've got a cool scheme to steal our cash right off our smartphone or smartwatch. An elaborate scam experienced by a young woman in metro Detroit isn't one that you're hearing about every day. But experts warn that it's simple enough to have a shot at growing in popularity — so watch out.