Police referred to Tulsa detective who got the occupants phone number from neighbor and called him.

I just found some squatters in a certain property and phoned the police department and ask them what's my best option moving forward.

Not usually.I did have one case a few years ago where we called the police after the owner stated at her local coffee shop that she poisoned her well.

Check out the safety reports on the Philadelphia Police Department website. 

Several local police departments, including the KC MO police, have their own crime mapping, but they only go to their city limits.

If you drive my target neighborhood, you might see a police car parked in the driveway at one house. 

I understand the city of Milwaukee is currently trying to discourage rooming houses in general and has been policing property transfers as such requiring some owners to change these properties back into 4 or 2 unit uses.

Another thing to keep in mind is that only "police and welfare power" municipal liens must be paid before obtaining a tax deed in IL, other muni liens and judgments do not have to reimbursed and are the liability of the former owner not the tax buyer.

Yes Josh and his crew get paid to do this but so do police, EMTs, firemen and others. 

One thing to be careful of is that you, as a direct lineal descendant of your father, have some restrictions when dealing with your father's self directed IRA.