What were going to do here is have a moving point_viewcontrol. Were going to have it track Barney where ever he walks. What this is good for is having a movie like cut scene or making your own in game machinima. This is really eazy so lets get started.
The first thing your going to need [...]

Where going to make an elevator with two props and have it close the door once you press the button inside and go to the next level. Once at the next level the door will open and wait from you press the button again.
First you want make a prop_dynamic with the models/props_lab/freightelevator.mdl. Give it a [...]