We hear a lot about how shrewd the scammers are

[csziggy]

4. People who have business with various entities

And cannot memorize every phone numbers for the dozens of contractors and suppliers who may call, many of which will not leave a message.

In the past the reason my husband got his disability insurance was that I answered a call from a blocked number. It turned out that the service for the insurance provider always blocked her number (I think she was working from home) and never left messages.

Right now I'm having work done on the house. Since GPS and Google Maps keep sending people down a cul de sac next door, I have to answer calls from the delivery drivers, the sub-contractors, the building inspectors, and others so I can give them the correct directions to reach the work site. They can't wait for me to return a call, they need directions immediately or they will not make delivery and delay the job.