Uno Hoo! wrote:

When I had a
uPVC front door installed at my Mother in law's just over a year
ago I specified that it should only be openable from the outside
with the key, even if the door was 'unlocked'. I'm quite
satisfied that the door is very secure.

You just need to make sure she doesn't get hold of a key then...?

(Greets Kev - long time since we saw you in uk.legal, btw)