They just phoned, minutes ago. My elderly mother answered. I overheard her, in her room, spell out her full name for them, give them our address, and she gave them her Card number.

What can I do to stop my mother from being a fool? Block all incoming calls?

Call Received, call Blocked.

Keeps calling, hangs up when answering machine picks up.

Call Received, call Blocked.

4 calls Call Received, call Blocked.