But there are some fun patterns here.

Two thoughts, both of which have to do with using quantitative vs. qualitative data: Numbers are good for discerning patterns and making high-level comparisons, but don't (can't) really tell the on-the-ground story.

I will say our public transit is not the best and that's due to voting patterns and racism /  myths about crime.

You are not going to put in a farm sink and marble if you're no where near a farm and your neighborhood is filled with Millenials.

So yes, real estate "value" will increase, perpetually, forever, in a inclining cyclical wave pattern. 

I could have easily sprayed texture on it with the texture gun to match the knock down pattern that is in place on the rest of the wall.

One thing I can tell you after having gone to both law school and Accounting school is that if you get five different attorneys or CPAs in a room and present them with the same fact pattern,  you will never get the exact answer from any two of them as they were all be somewhat different and the same isn't applicable to to IRS auditors.  

There have definitely been patterns, city and area-wise, and I've learned a lot so far and plan on doing a lot of research.

The reason being is it's significantly cheaper to purchase, it's super fast to lay down, AND the newer patterns looking exactly like a tile floor or a LVP/LVT floor. 

I have sold over 30 million of 2-4 units and seen many patterns. 1brs in C class areas are awful you will have high turnover, vacancy, etc.