As well as '15-year' land improvements, to simplify things.That being said, we have done cost seg studies on every fathomable type of property.

I'm no expert, but I've been trying to study a few farm areas for a while now, and watching MLS listings, so I've learned a few things. 

Study the pros and cons of flips versus rentals.

So I already spend a lot of time studying cities and their history, touring neighborhoods, analyzing how they've developed and progressed, and all that jazz.

Nick Hey Nick, you sounds like you are well studied in what you are trying to do.

both the buyer and the seller must be equally considered, and vital for me to get the repair estimate right so that I make an offer that works for the seller..gotta study up on my numbers

I wouldn't over think it about studying your market to figure out what will get you the best rates of turn.

There are extensive studies that prove that commercial MFs (100+ units) are much more recession-resistant than other asset classes.

After studying Carlton Sheets in the late 90's I became obsessed with buying houses "No money down".

I am studying BiggerPockets, speaking to people in my network like my agent and my Uncle, another successful property owner.