I don't provide an AC, but I have the framework in place and attached to the outside of the house that is just the right height to set a window AC on.If the tenant wants AC, they spent a $100 to buy their own and just have to slide it onto the existing stand.That saves me from damage to the vinyl window frame and the stand is slanted so that condensation drips away from the house.

It gives me a good framework.  

This is a framework for the financials in terms of return. 

I would suggest consider the framework for what you want to do and find a (relatively) inexpensive business lawyer that can draw up a template contract that you can use for these investors.

But I have a suggested framework for a place to start: Be.

The Federal statute allows this to fall under Federal District Court jurisdiction, so punitive damages are set by the same framework.

I think that Scott Trench's book Set for Life has a good framework and they always focus on the four levers you can control in your personal finances.

Not ranting, just giving you a professional push to hire an attorney to give you the framework that fits your situation.  

For a community like this, including lots of people who hope to collaborate, GTY provides a valuable framework. 

I'm just forming the framework of my investment business, and I'd love to hear what your experience has been so far.