Not a big thing, but some banks send out prepaid mass mailers offering refinancing and lower mortgage interest rates -- to everyone, including people and homes or condos without mortgages.
A sign of possible identity theft? A sign of an unknown title problem?
The mailing will have an NMLSR of the agent but not contract number. (Make sure you don't see one.)
Picture: group housing for CCC "volunteers" in the 1930s in the Blue Ridge.