the other day i got a call from my mother she said she got a call from th alarm company telling her someone was in her house she was out of town soi rush out there to see whats going on no broken windows no broken doors if there was someone in there we have no way of knowing they would have had to have picked the lock the dead bolt lock out solves that problem 2000 thousand dollar alarm system dosnt work 50 cent dead bolt lock out guaranteed no one will ever be able to get by your dead bolt ever