When getting into low round speedruns in this game, knowing the spawn abuses is crucial. Town has a massive one, same does farm. I am planning on making a comprehensive list of the known abuses and need help gathering the ones I don't know about. If you know about an abuse (outside of the early round town/farm strats) then please comment!

I'm not sure if it's useful in any categories but in Mob of the Dead the cage with the fuel tank the zombies exclusively spawn at that cage, if you stay in there (and don't die) you fly through the rounds.

In buried there is a place in between the bank and barn where you can use PhD to kill zombies quickly from 3 spawns. Example here :