From my personal experince having a VPS is a life saver, it stops shitty Hamachi and port forwarding and is the most useful thing to have. It's great to use for anything from servers (for you and friends) to whatever you like.
Topic: Adding proper, working Traffic lights that can be placed down.
Short explanation (in notes):
- A working pair of traffic lights
- Can use models from this: http://steamcommunity.com/sharedfiles/filedetails/?id=345494626
- Light would be opposite to other (eg: Light 1 = Red then Light 2...
I'd understand this in Arma or something, but in Garry's Mod it's really not needed. How would they get onto the building top, and it would be very buggy and abusable. The animations would look really buggy too.