In the GTA series, the various cities that the games are set in are usually rampant with crime. If it isn’t the player characters going on a rampage, then it is either the police, or the other citizens that will be easily driven into a homicidal rage for such minor things as being bumped into while walking down the road/minor collisions.
Why would anyone bother to live there? It seems wildly unsafe, even before the various other criminal enterprises get involved.
The inhabitants are unaware of the dangers