Is there any place within the unit where you could add a through-the-wall A/C unit such as a ductless system or a window unit in a wall sleeve? 

This can help you cover your mortgage while you build equity and gain more experience managing multiple tenants and building out better systems and processes if you do decide you want to pursue larger properties. 

The definition of qualified property under Section 179 was expanded in 2017 under TCJA to include the following real property improvements to nonresidential buildings: Roofing Fire protection and alarm systems Security systems HVAC systems So you can expense roofing under Section 179 as long as it is an improvement to a commercial property and meets the Section 179 criteria. 

Use a reliable customer relationship management (CRM) system to manage and organize your investor data.

It takes a lot of time to get systems and processes in place.

On the construction side I have an advantage because I'm a very experience contractor that can handle multiple big or small projects, specially out of state.I started now because I got all my systems in place!

We have a lot of traveling nurses coming for the UW Hospital system and furnished rentals on mo/mo contracts pull a lot more than your traditional LTR 12/mo lease.

Is a solar pool heating system a wise investment?

We have a system at our brokerage that might be close. 

Each unit in teh building has their own master water shutoff valve, so I can't imagine it will be that difficult to get some hardware + automated billing system through someone.