For instance, an classic surface capex might increase the market value more than the expenss of performing the maintenace.

Would need specific costs for rehab, debt on property now (including utility bills), Present Value, Future Value (assuming rehab completed), cost to take control from "Aunt's Mother in Law" (count on this happening), carrying costs while the property is going through rehab (this will be very large and long due to extensive rehab needed), and other costs not mentioned that will add up.Also you have to think about how any proceeds would be split, to who, how much to who, etc...and, who will be responsible for what from now until the property is sold. 

I looked at other lease agreements and they mentioned stating the responsibility "tenant agrees to perform.." etc.Regarding the snow, aren't you afraid of liability?

You can lean on their expertise to guide you and judge them by performance.

Hi Aaron, I just got every penny back for a CA buyer performing a brrrr.

The top agents in your area also know which lenders communicate well, perform, and give good rates.

Tight timelines for commercial syndications means less time for performing due diligence.

Not sure if an extension was met. 

Is there any other actions I need to perform on my end or does he have any recourse to "come after me" besides the text notification?

I've found Reg D corporate formation more expensive to raise and like how the 2012 Jobs act has updated Crowdfunding under new SEC rules to unaccredited investments under a corporate reg CF+ filing new entities can raise up to $5 million per year and under A+ that requires more extensive reporting the new limits are $75 million per year.