How does a blockchain make that setup easier? You need to a system in place to track who is selling to who so if you have that it's just as easy to have it do bank transfers as it is blockchain ones.
Do you also imagine there would be wires running between each set of properties? If not you still need a third party to manage the centralized distribution network in which case you're not going to sell directly to your neighbors you're going to sell to the grid.
Do you also imagine there would be wires running between each set of properties? If not you still need a third party to manage the centralized distribution network in which case you're not going to sell directly to your neighbors you're going to sell to the grid.