They are probably 10-15 years old (Uba Tuba is the color). 

Paint the walls; can't go wrong with some light gray in 2019 (like Sherwin Williams Agreeable Gray).

I have still yet to find a property in need of such a light rehab though, so this approach might really just be wishful thinking.

. - a local property manager can shad some light if RUBS are common practice or not. 

The higher grade 12mm LVP (in a nice neutral color) should last a long time though so perhaps paying up front for that installed is better. 

My wife didnt want me to at first because it takes up wall space but now we have a private exit and added light into the room.

Save another 3 hours.Lets say something like this happens, or shortages, or wrong color, or wrong item, or wrong.....10 more times; Another 30 hours of your time.  

Honolulu is getting a light rail and Kapolei is bearly recognizable these days.

You are looking to do one of two things if this is a valid issue with apartments.com light a fire under her to resolve it now and pay or if she really won't pay start the eviction process. 

Everything is spelled out in detail  25 pages plus from colors to model numbers timelines and change orders  .