On Tue, 6 Sep 2016 10:08:21, DerbyDad03 wrote:

That still seems like an awful lot of choices for a stranger to
stand at your door trying, so it may be nothing more than scare
tactics. I think I'll look at my keypad tonight and see if I can
tell anything from the look of the keys. Knowing my code will help
me narrow in on the keys I use most often so if I can't see any
difference, I doubt a burglar can.

Or change the PIN every once in a while to the clean keys.

Don. www.donwiss.com (e-mail link at home page bottom).