Looks like a nice install, square d is good equipment, also looks like they have a 120v circuit (now required) for the AC techs to use. 

.), painting the walls and ceiling with an oil-based primer to ceiling in the remaining tar, painting, and installing new flooring. 

Also installing net is also great for environment.

One door replacement installed will run you around $1,000; a door jamb replacement will be $700, etc.g. 

If separate entrances are not already in place, consider installing them, as well as soundproofing, to reduce noise between units and increase tenant comfort.

Third , I have heard you are supposed to have a "licensed mobile home installer" attach the home to the ground, but I have called some of them in the big cities and these people won't  come to a small town 75 miles from Indianapolis.

Windows alone takes sometimes 2 weeks to come in before they can be installed. 

I can do dry wall patches and install sink faucets as well

There are several apps that will report credit lines to your credit report without getting you into debt.One is called "Self": You sign up for $25 a month for 24 months, it reports to your credit as an installment loan... the kicker is that after the 24 months they give you back most of the money that you paid in.

It appears to be an easy installation process as well.