I’m having trouble determining the correct monthly rental rate for my property.

This isn't the same thing as REPS (but is required for REPS).These tests determine whether you qualify based on your involvement in your rental property(ies).

We determined the best thing to do would be to sell and not be landlords.

To determine if there’s a market at the hospital, I'd recommend reaching out to the hospital's housing coordinator or human resources department, as they often handle temporary housing for traveling medical staff or out-of-town employees.

It is worth noting that no matter how profits are split, all of these scenarios would likely require the assistance of an SEC attorney to create a PPM.The example you used was a pre-determined profit. 

The only figure I can’t determine is the monthly mortgage because interests fluctuate and the down payment.

Another issue we are dealing with as an organization is what determines a property Lead-Free in New Jersey.

We need to determine the right insurance, and fast.

Part of my marketing can be determined by my database which has done much of the preliminary work for me through automation.In theory I know what I want to be able to do, but I am over my head technically on this one. 

I determine the wrong number percentage based on how many people text or call us back saying "wrong number".