Two neighborhoods are connected by the production of goods. One may supply workers and/or raw materials for the other, one may buy what the other makes, or the two may cooperate in other ways.

• What is being made? Processed metals, medicines, tools?
• How is it being used? By whom? For what?
• Who wants these things? Who doesn't them to be made?

Two neighborhoods are connected by the production of goods. Labor disputes, material shortages, sabotage, or technological progress can all make that process unstable.

• What is being made? Processed metals, medicines, tools?
• How is it being used? By whom? For what?
• Who wants these things? Who doesn't them to be made?