I wouldn't tackle it yourself, The IRS instructions for it estimate 22 hours to learn and complete the form. 

It may be time to find a new PM. 

Quote from @Dawn Roy: My response is not relevant to this transaction as it appears everything is going to work out with your lender. 

It is like having X-ray vision.

I’m just shocked they can advertise it in writing as a triplex and it’s not.

I then went to the bank and mortgaged it for the same $30k at 8.5% over 20 years.

It might be best to hold off until you hear of other BP members who have experience with them. 

Is it possible? 

I looked at their Houston Fourplex presentation deck and it appears that the Southpark project is almost the same in terms of building design etc (the interior pictures of the fourplexes are exactly the same).I too am considering investing in their Southpark fourplexes so would definitely appreciate people sharing their thoughts and investment experiences.   

The Registered Agent will record the documents on your behalf so only their name and information appear on the documents.