So eviction is the next step which will cost me probably 6 months of rent plus legal fees.  

Ensure it's properly tested and abated if necessary.Ignoring CMHA Guidelines: Pay attention to local requirements.

Is this legal? 

Legally, the GPs take on the liability of the project including things like signing on and qualifying for loans.

As an Ohio real estate agent, you do need to be careful, as drafting legal documents like lease agreements can be considered the unauthorized practice of law, which could put your future license at risk.

The legal definition of gross negligence is: "An act marked by total disregard for the rights and/or safety of others, and with complete indifference to the consequences of the act."

A legally formed contract does not have to be notarized to be valid and enforceable, including a lease agreement.

Legal and Regulatory Considerations Thanks in advance for your help!

The towns that do have ADU guidelines could completely change their rules.

You might the county assessor first and see if you can get the tax ID, from that see if there is a plat map reference, you may get that with a street address, then you can take the legal description and search the recorder of deeds by the legal.