I think that would be a great idea. In my own work on aging in place, we've started to explore that. We have retired employees from Canada Post in our community, and they were telling us that we really should look into this because they know it would work. Even newspaper carriers who go door to door have an access that others do not have, as does anybody who goes door to door or does regular check-ins with older adults.
On June 3rd, 2021. See this statement in context.