Then my wife in her name did a HomePossible conventional loan for first time homebuyers and bought a duplex, and then another owner occupied duplex that was a unique portfolio loan. 

I have a unique opportunity to buy a property from a family friend for a discounted price that my Dad (recently divorced) will then live in and make the payments on a 10 year mortgage.

Renovated and designed with a unique finish What was the outcome?

I am also struggling with valuation as it is a bit of a unique property. 

As @Chuck Kramer mentioned, there are a ton of 4-7 bedroom high end new construction properties being finished this year and next, so you'll want to make sure that the aesthetic of yours will be unique enough to be competitive when all of those start entering the rental market.

This unique renovation will also reconfigure the entire floor plan and add the modern design that we pride ourselves in bringing to each project and our communities.

Well, the cabin decor is not my style at all.

Rant = on {Directed at anyone = No.The 'paying money for an investment that may or may not appreciate in value' phenomenon, referred to as "feeding the alligator" many decades ago, is not unique to real estate.

It may be that your current residence makes a uniquely terrible rental.

You need personalized, specific information for your unique situation.