If you're a grandparent, please take a moment and reach out to your older grandchildren and come up with a secret code. One that only you and they know. It can be your favorite book, activity, or the name of a pet. That way you'll be prepared when you get a call out of the blue from a young man or woman, claiming he or she is your grandkid who's in trouble, needing cash fast.Yes, the evil scheme has resurfaced.