There are many tax planning opportunities here and it is often best to talk to a qualified tax professional.The reason this gets difficult is that the issue is not cut and dry.

There are more than 1 way to skin to get your deal to the closing table.

Your ultimately buyer may have difficulty getting this type of property through underwriting for conventional or FHA loans.

I'm having difficulty locating buyers.

If my ultimate buyer's goal is to own a salon with units (arghh) then thel opportunity could be to buy at big discount, stop the contractor bleeding, re-sell the property subject to the existing first and wrap it with a second after getting either a big down payment or other major skin-in-the-game consideration from the ultimate buyer.

How difficult is the enitire process?

I have read many postings in this forum which indicates how much difficulties of dealing with asset management firms and such.

A bonus for being early and/or a percentage of money saved on the project.You really want to give them skin in the game so that they will respond more or less as you would do when on the site.

Enough lime on your skin and it will burn badly.

Difficulties cames as I experienced new lessons and continue as I stay out of my comfort zone.