It just meant problems down the road during the project.....something was always wrong,Cheap people tend to be unreasonably picky as well, and with no real understanding to back up their concerns.

However, once you move out and rent both units, forming an LLC might be worth looking into for liability protection.2️⃣ Zoning concerns?

Quote from @Alan Roth: I'm already concerned.

I don't invest there (currently) but Columbia continually shows extremely strong data.

But each little area has a rule concerning short term rentals.  

.), existing site conditions (high ground water, site topography, existing soil types and soil environmental concerns, etc.), the location, depth, and capacity of utilities to service the site - including public utilities (sanitary, storm and water services), franchised utilities (power, gas, cable), capacity of the local streets to accommodate additional traffic from your development...Be sure to find out if there are any specific local ordinances you need to satisfy (possible tree & wetland surveys, together with any necessary tree & landscape or wetland mitigation plans) and whether there are any concerns from municipal departments (e.g. hydrant locations from the fire department, storm inlet and retention requirements, as well as asphalt / concrete road requirements from the engineer), entrance requirements from the road commission (left turn and passing lanes at the site entrance), etc.Once you get past all this you can finally prepare a preliminary site plan and enter the political arena to get preliminary site plan approval, and to address any concessions the board and neighbors want from you to overcome their objections to your development.

Verifying last 2 years of rental history and income extremely important to find the “best of the worst”.

I found one had been sold, and I was extremely surprised to find that there were none for sale at all. 

Anyone have great experiences with highly efficient, extremely effective PMs in the area?

If you are concerned about your sales income stability moving forward, just make sure your reserves stay big enough to let you sleep at night.