The outside gangs still have to face of the local gang in order to get to you. I agree that will probably not stop some random meth head from grabbing your tip

The outside gangs still have to face of the local gang in order to get to you. I agree that will probably not stop some random meth head from grabbing your tip jar and running, but the more organized criminals will at least think for 60 seconds before deciding if you are a valuable enough target to be worth getting into a turf war.