Hello how may I help you? Hi I forgot to check when I left the house, can you see if I locked the doors Yes, Which doors would you like mt to check? The back door and the patio door please The back door is locked but the patio door is unlocked. Oh darn. Can you lock that Yes. I have successfully locked the patio door. Thanks. Can I set up some sort of alarm to notify me if they stay unlocked for more than like a half hour Yes. What sound do you want the alarm to make? Siren please Siren has been set as the alarm sound if doors are unlocked for more than 30 minutes.