For calculating ARV, platforms like Zestimate, PropStream, and Reonomy use machine learning to analyze market data and comparables.

Depending on the condition you'll command a better price on the MLS vs. off market.

We are a massive appreciation market. 

in a stick frame market and one of the cheapest markets to build we build with margin at $190 or so a square foot. that will go up over time about 5% or 10% a year to keep up with new build price increases. we are buidling a 3 story walk up and source some of the lowest priced crews.

We weren't super happy with anything we were seeing on the market, so my husband and I had just started writing letters and looking off-market... until we saw this property.It'd been sitting on the market for months.

Quote from @Blake Steagall: Hello @Jaycee Greene, I do not own any real estate in that market yet but am interested.  

Then the turnkey operator sells the property at the market value to the investor who pays market price of around $200,000.

I would add that SFH airbnb market here is saturated BUT I believe there is still a robust market for larger homes for family gatherings and events.

Welcome Joshua, I work the Atlanta market.  

Over the years the only place I have lost money is the stock market.