$370kThe other property is very old (1920), with orignal electrical, windows and plumbing. 

All electrical work requires a permit.

With the help of the agent we negotiated a list of needed updates to an older apartment building for electrical and plumbing retrofits to keep up with more modern standards.

One thing to look for is whether the units are separately metered for electric - if they are then the conversion was probably done above board.As far as location thats going to depend on your budget.

Electrical room fuses have been removed.

In my scenario, some of the upgrades are electrical and plumbing, which I cannot do, thus I have to pay for the labor.

If this was a huge dump of a home that was built in 1890 and needed completely new mechanicals (electrical and plumbing) then I would actually consider it and exchange it for a home that is newer (modern layout, newer mechanicals)good luck

Make sure you factor in long lead time items in your build (electrical panels have a 14-week lead time right now). 

After signing up, they then reached out about requiring an electrical and plumbing inspection.

And only 1 I can find that is WiFi that you can control from an app.https://www.amazon.com/Mysa-Thermostat-Electric-Baseboard-He...The Mysa. https://getmysa.com/It will probably do what you need for the time being.