With my background at Amazon developing their 2-hour shipping model and because my company spends 100% of the day and its resources on maintenance that we are able to accomplish a feat like this.

The growth is driven by companies like Amazon in Joliet, lower taxes in Will country & the natural migration of young city dwellers ready to start a family.  

With OSU graduating 6000+ students a year, the huge grant we just received to become one of the first "smart cities" in the US and the tax incentives that attract business like Facebook and Amazon, Columbus is poised for huge growth and is building the infrastructure to support it.  

You go now and look for a affordable studio size apartment for your mom and see what's out there for her.

First-time real estate investor and landlord here.I bought a small studio (less than 500 sq ft) in downtown.

With 1400, i’d go for a studio/1 bed vs an ADU.

You may know my dad Steve Werbelow, he works at Dewey’s wildlife studio in Cody and also has his own business in Powell , Werbelow’s Taxidermy.

Despite this, the top 21 floors are luxury condos ranging in price from 550000 for a studio to over 2 mil for a penthouse, personally I wouldn't want to pay 2 mil only to see someone peeing on my front door. 

While it is great that you are eager to learn, most of the questions you are asking can be found by picking up a few books on Amazon or on this site.  

I will look on Amazon for that book.