Outside meeting with a few buddies who own rentals to pick their brain on their process, my knowledge is pretty limited. 

You will also want to start reaching out to contractors however, this may be something to tackle when you have a sense of what you want built and what your limitations are.

I've found that in commercial loans that you are limited by your net worth. 

You probably underestimate the cost of creating and maintaining an MLS, and the man power associated with doing so though.

We also play children's monopoly and Cash Flow for Kids so she can see more lessons in action.I think the next big step is to really get a good understanding of opportunity cost, and the power of compounding.Best of luck and it seems like you are doing great!

The competition has increased, amongst growers, but there's still a limited number of buyers.

If it is in trust but she is not the successor trustee who ever is has the power to sell not the widow.

If you have limited investing experience, I would highly suggest sticking in your area/state.

Things may have changed, but I believe GA has some limits on how many notes you can own in that state before you need to obtain a license. 

@Randall Prosise I second Kevin's recommendation of higher liability limits.If you have a fire in the building, and 4 units sue you, you have $75,000 limit for each tenant.