About 8 months in,  she complained about power issues in the house: "low power in some rooms, too much power in others, flickering lights, etc.

Interesting question, looking forward to someone shining more light on the topic. 

Things like fencing, complete boarding it up, lighting, alarms, etc.  

Im getting a traditional mortgage instead of hard money straight off the bat so I don't have the pressure of a high interest loan, I'll be using a primary residence mortgage and generally want a back up if I cant cashout refi for some reason. 

The lower level has durable vinyl-plank flooring and plenty of natural light with egress windows.

. - I actually made the switch from a traditional rental to a STR here in Chicago, but I am on the NW side near Bucktown.  

Paint, Flooring, Lighting, What was the outcome?

The industry is pretty new, as funny as that sounds, so alot of the info and content is being created in non traditional ways like podcast content. 

I went out replaced all my light bulbs with LED when they first came out.

I haven't began to start talking to lenders yet, it had not clicked for me that I needed to get that taken care of, thank you for bringing that to light.