In article ,
ARWadsworth writes

That is the correct answer. But I use an A4 sized display in the window that
is visible to visitors before they get to the door.

The blind lady collecting for guide dogs did not see it, but what the hell,
I gave her £20.

Told you not to put in that handrail
--
fred
BBC3, ITV2/3/4, channels going to the DOGs