Using a combination of up to 4 ibuttons, the tour guard can create up to 1000 different incidents. Normally you might have just 5 or 10, the incident booklet has an incident pad that the guard looks at to know which buttons to read.
Example: People in Pool. Garage unlocked. Door unlocked. Lights off. Noises. Fight. Vandalism. Excessive noise. Gate unlocked. Water. Window open. Window broken. and so-on.