@Yanping2 The best way to be the safest and keep guests happy seems to be with a Keypad Code that you change often so they know NO one has copied the keys and will walk in on them!!
I am not sure you can prove that will not happen to your guests using keys.
@Yanping2 The best way to be the safest and keep guests happy seems to be with a Keypad Code that you change often so they know NO one has copied the keys and will walk in on them!!
I am not sure you can prove that will not happen to your guests using keys.