The president and top aides were gathered in the White House situation room to monitor the progress of the operation Sunday afternoon when the message "Geronimo EKIA" -- indicating that bin Laden had been killed in action -- was called in from Pakistan.
Beyond merely guarding the entrances to your house, he shows how the software can keep a detailed log or send text message alerts every time any door in the house is opened, to monitor practically every activity in the house.