There are so many things that can go into determining how to interpret a contract.

I am in Alaska, the dark winters just aren't manageable for me anymore so I decide for mental health reasons its best to relocate.

I was recently involved in a thread where the OP was almost radical in her dedication to her short-term $savings at the expense of long term gain, and yet was bemoaning having had a mentally unstable tenant turn vicious on her.If you "face the beast" you must expect to be battered mercilessly at some point.

Determine that you'll conclude your analysis by (some date), giving yourself time to get any estimates you need from contractors or suppliers for the rehab.

You also would need to properly account for all of this.You would want to discuss your specific situation with a qualified CPA to determine if this can be done and if it really benefits you any.

Quote from @Samuel Mutschler: This is mental illness, substance abuse, or someone trying to get out of their lease.I would tell them the rental is unsafe and they should leave.

We were told they have researched the Chicago area and safely determined there's at least $20,000,000 of real estate that meets their criteria. 

You have to take information you independently verify and determine what your risk is from that information.

Is he mentally disabled ?  

One of the most important aspects of wholesaling is determining that the seller has the authority to sell the property.