Remember, if all of us dingbats (I think I can still use that word and the PC police haven't taken away our rights), have done it, no reason you can't do it too! 

He won't let anyone in, and she had to get the police involved to just get pictures of the inside.

The police aren’t going to come for a tenant/landlord issue. 

I contacted the city police specialist and they informed me the area is safe and not like the city. 

If the police are unwilling to do anything they'd probably change their tune if the real identity owner reported it to the police: https://www.bellinghamherald.c...So perhaps seek out the real person (I'm assuming you have the real person's social security number, birthdate and real name so there's a chance you can locate them - and tell them someone rented an apartment using their name, birthdate, and social security number and urge them to contact your local police).

@Satyam Mistry in most cases the tenant should call the police or fire department if there is an emergency.

However, when the mom took Tenant Y's phone and messaged me off that threatening to call the police and filing a suit for not allowing them to live for free, things got harder to say the least.

But you get at least a portion of the rent basically guaranteed.Another issue I had was a tenant got kicked off for having the police called to her house. 

walk out drive away call police.

They had to call the police in more than once to keep the peace but after 2 weeks the tenant moved out.