When they come they will have body armor. Decide now if head or hips is your strategy. Personally I’m going hips. If they survive they are a drag on the great new society until they become Kulaks for taking resources.
Quote effective for shotguns loaded with buckshot, however I see no reason why it would not work with hand gun rounds.
Furthermore, the ancient Israelites shield and sword technique was to push their shields right into their opponents while striking at their legs and feet.
Take out their foundation and the rest will fall.
Street sweeping will only work on hard surfaces making it ideal for urban combat crowd control.