In article ,
alan_m wrote:
Probably dummy alarm boxes (front and back of the property) work just
as well as a proper alarm.

Most boxes have LEDs these days. Those which don't likely not working. Are
you going to keep the batteries changed regularly - given any box worth
the name is difficult to get at?

--
*I didn't drive my husband crazy -- I flew him there -- it was faster

Dave Plowman London SW
To e-mail, change noise into sound.