We rent an environmental screen database that provides us with a 24 hour turnaround environmental screen and engineer evaluation of the report. 6.

Work with a qualified tax advisor on filing all of this including filing the 990T return for the IRA.

I'm trying to raise funds from my family and I am being asked to produce pro-forma scenarios at 2, 5, and 10 years which should include IRR and ROI.

I already have proof of concept in Raleigh as Ive talked to multiple people (including the agent Im working with there) saying airbnb-ing rooms is a cash cow there. 

Paulette, it is good to call out these bad contractors and unfortunately you are caught in a bad situation on what to do, start by a small threat that you will contact the BBB and report a claim if he does not show some progress, or if you know an attorney, maybe a simple letter from one may get him worried and he may start showing up.

Are there any specific clauses I should include in a room-by-room lease for a shared living space?

Don't pay any upfront fees unless it's a credit report or an appraisal. 

Multiple people including myself have tried to caution him of the the true costs but he's been repeatedly dismissive and has made it clear we give him motivation and he wants to prove us all wrong (whatever that means). 

Really surprisingly bad reporting.  

You will be required to get a foundation inspection report on top of an appraisal and you are required to pay for both.That is why I said make sure you do your research because if you pay for an appraisal or foundation inspection report and its not within guide lines you will have just wasted anywhere from $650 to $1000.00 non refundable.