I can definitely see someone out there compiling a list or database (MLS) with all of these numbers and I can pull a running trend for all of that data, insights and what things seems to affect sells and rises in markets.

I am compiling a list of mobile home Parks in my area that I want to analyze and begin to build relationships with the owners.Can anyone offer advice on how to best approach this?

This will define for us what size of land we will be targeting, what unit compilation we are looking at doing which helps define some of our cost outlay and we will have an idea of market pricing capacity so from this we can formulate a generalized range of acceptable site development costs which then empowers us to know; what kind of land are we looking for, in what area, what's an acceptable price range to delve further...... 

And as in your case, PM does not always mean one person - it can be a compilation of team members assisting you to achieve the desired end result - excellent tenants who pay on time, take good care of the rental, stay a while, and aren't a major PITA :)

Just trying to compile as many exit strategies as possible. 

You would think someone would have compiled this list by now.  

It’s fairly easy to find a list someone else has compiled from data determining hot markets.

After your list is compiled and prioritized, then you can begin the actual upgrading.

@Patrick McGowen I recently compiled a bibliography of financial literacy books for my college library.

You can pull yourself by reviewing publications for death notices and legal notices of pending estate and then researching if decedent owns real estate in your market, Or, go down to the courthouse and pull case files to find real estate.Lastly, if you calue your time more, pay a researcher to pull Giles and compile data to your specifications.