Win/Win. The thugs can stay put and let their prey come to them. No need to follow the ghettro rail commuters out to the ‘burbs to mug them only to high tail it back to the city. They can save a few bucks and they keep urban crime where it belongs... in the city.
Here in Pittsburgh, certain hell-hole shooting gallery neighborhoods are rapidly gentrifying. Chasing the former gang-banging residents into......the Suburbs!