Owing to the trend towards smaller,  more efficient appliances and LED lighting  electrical loads I think are somewhat less than they may have been per SF like in the 70's through 2000's when everybody had incandescent lighting and big tube TVs and refrigerators, dishwashers,  etc. that used 2 or 3x as much power as modern ones.I've had a couple turn-of-century units rewired to remove K&T and failed 'BX" (flexible steel sheathed  2 wire cable)  and agree with other posters the pricing isn't that bad as long as you can find an electrician that has some experience with that kind of work,   and sometimes it might be helpful to open up some cable routes ahead of time for them to use so they don't have to do the exploratory work.   

This takes a lot of work and effort for uncertain and unsteady benefits.

You could get her to answer the rare phone call for maintenance (or even just pick up messages) while you’re at work and have a good vendor list for her to respond with in terms of electricians, plumbers, handyman, etc.

Their jobs include finding properties (he’s a realtor), walking properties prior to purchase (only those we can’t estimate rehab from pics), inspecting GC’s work and progress. - unless the property is a complete gut job we pay for a home inspection during our due diligence- we only hire GC’s.  

Established PM's don't like to go into D areas: it's a lot more work and emotionally harder on their staff for the same percentage - but of a lower rent. 

Compile a punch list of any incomplete or unsatisfactory work, and ensure the contractor resolves all issues before making the final payment.Obtain and retain copies of all inspection reports and permits for your records.Collect warranties for any new appliances, systems, or major components that have been installed.Provide feedback to the contractor on their performance, which can be beneficial for future projects and maintaining a good relationship.

If the numbers work and you can afford it, make it happen.As others have mentioned, new construction isn't what it used to be.

This tenant has given every indication that they can’t resist from the continued sniping and repeated communication issues so I’m sure the warning will show signs of good faith that I tried to make the situation work and she did not comply.

A wise investor will not try to get rich quick with shortcuts.

Your CPA's took a "short cut"  They included the 2022 depreciation along with the 2023.