"Whats the point in four?
Because he wants four, you can run up to ten, ive seen it before in an network admin room.
Having four monitors prob would come in very handy"
Not really your looking at the same thing... I could understand if he wanted to teach clients in a different room or where there not all crowding around his computer, but if thats the case why not just get a projector. Projectors would be the easiest way to set it up.
p.s. what other reasons could there be?