As they say “Collapse now, avoid the rush.” Be independent in all your supplies as much as possible (food, water, basic necessities). Cyclical gardens, Biosphe

As they say “Collapse now, avoid the rush.” Be independent in all your supplies as much as possible (food, water, basic necessities). Cyclical gardens, Biosphere-2 like systems, etc. Then scale up and do the same with a small community. The bigger the community, more chances to repel an attack of cannibals.