Seems high for the complete unit+install.

Installation of a complete system including a tank is typically done in a day.

So, I would install a vent that automatically opens and closes with temperature like this:https://www.lowes.com/pd/Air-Vent-17-5-in-x-9-5-in-Plastic-F...3.

Schedule any necessary utility transfers or installations for the move-in.3.

Randy sells software and books to DIY.

I do not want my new locks drilled and the keys to the new locks they install sent off to someone else.One occupied house I bought was actually renting it well under market from the bank, and the bank always said they knew nothing about the occupant! 

You could consider installing submeters for each unit, allowing you to charge tenants based on their actual usage.Another option is to include a flat fee for utilities in the rent, but this might not be as fair if one unit uses significantly more than the other. 

In an effort to further increase the energy efficiency of the property, I had 12 solar panels and a new roof installed.

A plumber will have to install them and they aren’t particularly cheap.

Does anyone have any recommendations, or leads to a contractor for a minor rehab (paint, cabinets and door install/ repair, laminate flooring install, a minor refresh overall)?