Before they starve, they will forage, violently so.
They *will* be mobile, so ...
read this http://www.afailureofcivility.com
The authors are experts; self-published; worth the money.
Also read Matt Bracken’s piece “when the musics stops”. Matt Bracken is our FReeper Travis McGee.
Out in the country, we have ammo and an endless supply of squirrels and other wild life.;-)
I even have fruit trees, a nearby pond with fish, and can grow veggies.