If not, what would the additional cost to insure your building with the new type of Tenant. 

If they were the right land/building ratio and made sense to do a cost seg/bonus depreciation, could I potentially offset my entire W2 salary?

Starting in REI can already be a little nerve racking, so I recommend doing your first deal on the easiest mode you can to build your confidence and build your skill set.If I had to do it all over again, I'd buy a personal home with 3-5% down then repeat every 12-18 months.

I love helping people and truly do enjoy my job, but I am already at a young age topped out for compensation and in this field with insurance reimbursement structure the way it is, I am likely to not move up much at all in the future unfortunately.I have always loved personal finance and after accruing ungodly amounts of student loans and navigating paying them off all while efficiently investing in the stock market as well as now real estate I have not only realized how strong my interests are in this area but also my personal skills align in financial planning and personal finance.

How hard could it be to manage one building?

I STRONGLY believe one of those, as John has pointed to, would be as a Sub2 buyer instructing seller to hide things from lender.

You can build relationships with wholesalers who know your market and can provide you with leads on "Off-market" deals or you can use an agent to find something on MLS for you.

It's absolutely an important metric, but it's not the end all be all and it's not how you build wealth with real estate.

We have a lot of experience remodeling homes and building new homes but we want to get rid of the middle man.

Most college kids don't have anything saved so you are building the right away.