Anyone know the cost to install a charging port assuming the electric panel is very close to the parking spot (within 10 feet).

Did any water intrusion happen in those 15 years that might have compromised something like an electrical panel?  I

Swapped out aluminum windows with vinyl dual pane.

Sure, you can hire management but they will indeed take 20-30% of revenue - at that point you will likely still have more income vs LTRs, but is it worth it to have constant strain on your property from people constantly coming and going and small repairs popping up frequently.

Some will quit, putting a strain on the current staff.

You should also purchase double pane windows for energy efficiency as well.Fixed panel windows this size will be special order (not stocked at box stores).

We added energy efficiency by adding LED lighting, insulation, double pane windows and central air/heat.

I suspect it might be allowed for me to reuse most of the boxes, outlets, switches, and lights, but would likely have to replace all the wire that was pulled behind walls as well as the main panel.  I

I want to help him get out of this bizarre situation and the idea of "I can't" is really mentally straining to me.

When we buy apartments from the eighties and early nineties, the seals on the double pane windows are often broken and subsequently are permanently fogged.