When you hit problems they require solutions.  

Since it's upside down, the only reasonable solution for the seller is a short sale, not a sub 2.

Most of the suppliers are great at helping find the best solutions for the proper fasteners to secure to cement.

Well he is a partner in two other businesses and makes descent money annually, but I am sure he would like to go up not down.After I posted this in the forums, I have spoken with a couple people and with what we spoke about and my own ideas came up with what I believe may be a solution.

My solution was to call a landlord in the area to get those accurate rent rates.For me, starting out, I'm focused on big goals and doing it right.

Ultimately, I'm looking at transitioning into this role full time and developing my own self sustaining business that provides a comfortable life style.

I know getting investors is the obvious solution but the people I know I feel like don't have money or want to invest with me because it's my first deal and I am not proven yet. 

And note that your strategy/solution will depend on how much equity they have.

It seems the 99% safe solution would be to use property management.

@Taylor Jennings  Scenario 1: looks like the easiest solution and the least stressful.