Doorman

The Doorman is a a deceptively comprehensive fellow given his diminuative stature.

Pictures will follow when there is something less abstract to detail.

Equipment required:

Raspberry pi
A screen
Input device
Casing materials
Bowler hat

Features

Core

Tweets when the Space is opened, as per user input.
On request, shuts down as much as possible and provides visual feedback/error reports based on the status of the Space equipment.

Additional

 Keeps an ear out for smoke alarms and panics in a strategic fashion
 Notifies Certain People of Certain Incidents. One possibility being a powercut.