1) I'd say someone needs to buy Barbara a beer, but I doubt she has any problems with that.
2) A scam caller tried to convince my mother, now a small-town Texas librarian, previously a New Orleans legal secretary turned English teacher that she was in trouble with the IRS. Her reponse, "You made three errors in your opening lines that give away that you are a scammer, but I'm not going to tell you what they are. Have a blessed day."
They don't even have to be on FB. One time I bought this dress that I really liked for a party or smthn and my grandmother walked in and the first words out of her mouth were "When will the garbage man start giving me gifts"