I would never voluntarily use my vehicle to charge the grid. I might use my vehicle to power my house, if the grid is down. But there I would prefer to have ba

I would never voluntarily use my vehicle to charge the grid. I might use my vehicle to power my house, if the grid is down. But there I would prefer to have batteries inside the house that are used for that purpose, and backed up by a generator. The power that I would have in the vehicle is my last resort of getting out of the house, if things have gotten bad enough that the household batteries are drained and the generator is down.