The stations have two buttons. One is for information where you can ask for directions and the other is emergency. They are designed not only to protect the infrastructure from a security point of view, but many of the call boxes focus the nearest cameras on the area during an emergency.  -   Rick Ford     Quotes
The stations have two buttons. One is for information where you can ask for directions and the other is emergency. They are designed not only to protect the infrastructure from a security point of view, but many of the call boxes focus the nearest cameras on the area during an emergency. Rick Ford
 Information