Old ac, old plumbing, old electrical, old roof?

In our case, we are licensed general and electrical contractors, licensed real estate brokers, one of our partners draws the preliminary site and architectural plans and does renderings and we handle all the permitting process.

The heat from a fire will cause wiring insulation to melt, causing circuits to short, which will then cause resultant damage to associated electrical equipment. 

I have a lower paying job and make about 38000 a year driving milk truck and doing electric and plumbing repairs on buildings.

The garage already had electrical and plumbing to it as well.

We're trying to get a laundry room built out for a 17-unit apartment except the electrical meters are in the same room. 

Get access to the utilities of the property – Find out who the local utility companies are for septic, sewer, water, electric, and contact them.

Shipping containers are fine but you will have to insulate and build walls within it for pluming and electrical.

Additionally, let's assume the property is fully rehabbed (3 units, now worth 1M) - gutted to the studs, new electric, new plumbing, new walls, new kitchens / baths... etc... would you still apply the same % or calculation on how much to set aside each month?

I think that the current owner is even paying all of the individual heating and electricity meter bills)The heating is one system with radiators in the units.