They are two young professionals with money, they have extremely high demands, they "know already" because they talked to their "xyz professional buddies already." 

You will want to get a professional inspector and contractor that you trust to walk the property on the outside if you can't get in. 

I'm really interested in hearing directly from professionals in the field: What are main challenges contractors and developers are dealing with on daily basis while building homes?

The people appear as guests and will tell their story, then you google that person and you find they are partner in XYZ syndication.Linkedin: Look for anyone that has a headline of "I help business professionals create passive income through real estate".This will get you a lot of sponsors and/or capital raisers for other sponsors.  

You still may have negative cashflow, but it may be smaller, so is addressed by rising rents sooner.As a professional in the Build-4-Rent space, let me make some corrections here. 

Readers are advised to seek professional advice.

Aside from disclosures, which I think can sometimes hinder a purchase or a sale, it's a lot harder to play dumb as a seller when you are a licensed professional. 

Readers should seek professional advice.I believe the Note creates liability for the loan, the mortgage creates a lien on the real property that secures the debt. 

I have a high income as a healthcare professional, so the negative cash flow I can easily manage. 

.: Quote from @Jerryll Noorden: No decent professional would take on an expensive job, start and finish it, and then charge you five figures without a contract in place.So, refusing to pay him might end up causing more headaches than it's worth.