Odds of the police showing up are minimal.You may have to figure some sort of bribe if you can talk to the woman next door at all. 

IF you can get a good deal, realize that in order to do anything, you're going to need a police report.  

Equipment: sheets of plywood for all downstairs openings, tools, empty boxes for their stuff, lock sets for every door, stack of 2X4's, long screws, nails, fake security cameras, no trespassing signs with California Penal Code 602 PC, gloves, masks, trash bags...If they won't leave, call the police (who won't help you but them showing up may make squatters run).  

Seriously that is scary I would call the police and ask for their input This could go bad fast.  

police?

Corruption is rampant in the police dept and the mayors office.

The housing police have made their decision and it will not change.

cite=11.04.015 Basically, the WA order of heirs is 1st the Spouse, then children, then the descendants of the children, then parents, then other descendants of the parents (brothers and sisters of the deceased), followed by the descendants of the brothers and sisters, then Grandparents of the deceased, followed by descendants of the Grandparents. 

Since that time, the police & animal control have been called on numerous occasions for ‘vicious dogs’ on the loose.  

An eviction and police record?