That should help with the resale value down the road.

I would definitely be building a team of lawyers, other investors and everyone else that could contribute but this would most likely be further down the road in my career.

While there has been no actual criminal actions other than threats, the cops won’t arrest him even though they have been called many times for his disruptive behavior.

Sounds like you are heading down a complicated road for maybe no reason.  

There's going to be a learning curve but as you progress down the host road you'll learn what's needed to minimize your time needed on site.

You have to see five years down the road. 

Using a 2 acre site, Fence- $20,000, Auto gate $20,000, Road???

Some days I even think about how maybe this was a bad idea to lead my family down this road??   

So I understand correctly you want to take a piece of land and develop it with mhp infrastructure (water, power, sewer and roads) then build tiny homes to sell to tenants who will then pay you lot space rent for the home. 

However, the future easement road I would build would serve both properties.