if you like to read fiction related to this topic, i can recommend the Parable or Earthseed series by Octavia E. Butler, in particular the second book 'Parable

if you like to read fiction related to this topic, i can recommend the Parable or Earthseed series by Octavia E. Butler, in particular the second book 'Parable of the Talents' it describes a world where the national governments have lost control and people are fighting for resources. it's a rather dystopian view, but it points out that in addition to living off the grid, which is difficult enough you will have to face others who want what you have. only law and order and a strong community can protect you from that.