It is, however, 100% incompatible with many proper EPA-registered disinfectants used in mold remediation, and very effective in cleaning up visible evidence of mold while not actually removing the problem.

Do you have evidence of photo ID?

Since there is not really enough evidence for them to take any action, you can also ask them how to protect your personal property in the event of police action. 

You cannot ask what her disability is if it is not evident, only that she provide a letter from her health professional stating she has a disability that requires a service dog.  

If you have her on camera committing a crime, I would forward her information and the video evidence to the police as well.  

(I'm loyal in spite of the evidence.)  

The message will become evident. 

If they have turned them off that can be very strong evidence that they have abandoned the property in a judge's eyes.

Does the ADA note that a person can just say that they have a disability without any evidence?

The last thing you want to do is accuse one of your employees, without a shred of evidence, as a couple of posters suggest.