Stores in certain demographic areas will close or move to an order in advance model. Lots of armed guards.
In California, theft is government sanctioned redistribution of wealth. Armed guards can not make any difference because they will be tried for assault or murder if they shoot the black thieves.
Eventually stores will have be to pickup or delivery only, where pickup has a room double locked on both sides where people pick up items that were prepaid. The store could be named something fun like Teenz