Also, how did you come up with your own purchase contract?

Also want to add that she had multiple violations such as having a dog with her while her contract states no pets and she was contacting repair facilities and acting as my agent or pretending to be a property owner and interfering with repair process. 

I mean, they make a lot more money than the average person and they pick and choose their assignments/contracts.

If they don't, they likely contracted it out and added a 20% mark-up on the service. 

If we were to split like this on our current development, our engineers would collect 25 to 35 times as much as we paid them on a straight up fixed cost contract. 

Being novices in the game we do not have the legal or business background to know where to begin on accepting funds.

It really helps to speak to someone at the agency because they often will give you recommendations on how to do what you want to do legally.

The issue is legally be allowed to raise rents and getting around what the city believes is fair market rents.

In Metro Detroit area, police will not remove these types of occupants (they are afraid of scamming landlord having police remove legal tenants), calling them a "civil matter" forcing landlord to start court eviction process.

Is there a legal limit on how many rental units/tenants we could have on one single family lot?