On Sun, 26 Jul 2015 11:11:11 -0400, Nancy Young
> wrote:

> But I don't know what's up with the original scenario, lots
> of people don't have mailboxes but just PO boxes.

There's a huge difference between "sneaking" mail into someone else's
mailbox without permission by someone too cheap to put up their own
and doing it with the expressed permission of the owner. I suppose
the people who don't find it objectionable don't mind strangers
entering their homes and helping themselves to the contents either.

--

sf