This evil bastard has a faulty moral compass and has decided to steal from the "rich" (you) and give to the "poor" (himself) by squatting on the premises under the guise of a non-existent or forged lease.Where I in your position, I'd find a FLAT RATE eviction attorney that has experience with these kinds of cases as soon as humanly possible.

It's inevitable that they will still exist because human beings make mistakes and have been making mistakes in real estate constantly since the beginning of time.

Get an estimate from a local junk dealer for removal of the trailer.  

Also contact the NC Dept of Health and Human Services.

It's because they are either on housing assistance, one paycheck from a disaster, drug dealers, or they have horrible credit score.

Currently I work as a Human Resource Specialist for Staffing Alternatives Inc (SAI) at the Defense Intelligence Agency (DIA) in Washington, DC.  

I don't need to make a profit, but I need to keep my payments as low as humanly possible, including property management fees.

I think your odds are small, but greatly improved if you approach them with your logic, and as a human. 

It's the struggle between being a caring, compassionate human being and running a business.

Work some sort of deal with a MH dealer to place homes on the lots and then we would do all the ground work to get people to come finance them.