In the meantime I heard from my other tenants that this chick was bad news, talked to the local police who told me she was a "known entity" so I started showing the unit to get new tenants in once the lease was up.  

Otherwise, I'll stay with my current replacement polices.

(figure this out over a very long period of time and several plumbers' house calls)When each tenant would complaint to me I would simply ask to see the police reports! 

I went to the house with police and Pi.

And No need to duck in  a bomb shelter,, I acknowledge that contract flipping is part of the daily scene and I am not going to stop it nor am I the license police. 

He told me that he is calling police and will complain. 

Fire Dept is within 1 mile, Police Dept 1 mile, and the biggest park in the city is literally 30 feet away. 

I have been a police officer in AZ for over 20 years now and in the Army Reserve/National Guard for 26.

It would take some policing to keep it on topic but with some reasonable rules, it could be really interesting data and far more helpful than pure stats or outlets like City-Data that tend to be overrun with biased lurkers.  

Both Lancaster and Palmdale have a lot of great parts and a lot of not so great onesResearch Police plotters/crime stats.