His home changed hands for $5. Could it happen to your family?

A deed can change hands without a burglar breaking a window or a scammer hacking a computer. Sometimes the first warning signs are sitting inside county records, bank accounts and email inboxes, waiting for someone to notice.

A disturbing case out of South Carolina shows why families may want to put a few digital safeguards in place now. According to a local report, a daughter says her 75-year-old father, who had Parkinson's disease and a brain injury, became increasingly isolated after a caregiver entered his life.