You'll have to find new ways to invest.

I don't know how this works and I can't find anything on their website.

If you like to invest in real estate, why can't you find a better use for your money than a 6.625% ROI by paying down a mortgage?

How would I find prepayment penalties on the contract and run the numbers?

It's less about investing in certain states and more about finding properties that fit within that investment thesis framework.

Ideally, we would find a coach of some sort that could help us find a deal that works, knows the ropes of the building an LLC. 

But unlike the sellers, you may find them through direct networking.

Buying another primary residence, rent our your current home, and then find a place with a walk-out basement where you can rent that to someone else so that you can save more for your next investment.  

How did you find this deal and how did you negotiate it?

The ability to house hack with a separate living space How did you find this deal and how did you negotiate it?