With so many different counties and areas, it really all boils down to what your specifics are and what exit strategies you want to implement. 

I know that @Mark Hirleman has been able to successfully implement a rent by the room strategy in the Colorado Springs area and could provide great insight into that specific market if you’re interested

Then upgraded the inside of the units with appliances to stainless, changed cabinet fixtures, new doors locks, lockings mailboxes, bathroom fixtures (lights, vents, vanities, medicine cabinets, etc), and applied high gloss to the hardwood floors.

The 179D Energy Policy Act gives taxpayers a deduction for installing energy efficient assets such as the building envelope, HVAC and lighting.

Lots of downed power lines, traffic lights missing, and blown off roof shingles.

At that time there were essentially no rules in many of the smaller town and cities, many of which have since implemented strict or limited permit application and approval processes. 

I know we're in a new century and all, but most people's eyes still glaze over trying to conceptualize what SEO actually is, let alone how to implement.

When the time came I was able to recognize the market turning and what a light remodel could do.

Evaluate if your unit is suitable for shift workers in terms of noise and lighting.

As a result of this, my wife and I have implemented this strategy quite a few times.