Did she tell you she has a diagnosis of bipolar disorder?

They have to get a letter from a MENTAL HEALTH PROFESSIONAL, holding a current state license for your state, citing that they suffer from a diagnosed mental health issue contained within the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders, 5th Edition). 

I've struggled with the introversion problem , (properly put social anxiety disorder), my whole life.

It stipulates reasons for when a tenancy can be terminated or a renter evicted.Under the ordinance, a landlord can evict a tenant "for cause" if a tenant fails to pay rent within three days of receiving a written notice, violates a material term of the rental agreement or uses the dwelling unit for illegal purposes such as distributing a controlled substance or using, manufacturing or possessing weapons and ammunition.Landlords also can evict a tenant who make threats to commit a violent crime resulting in death or bodily injury, or who continue nuisance or disorderly behavior that destroys the peace, comfort or safety of the rental complex.

I have only had one tenant (and he had some kind of personality disorder) that could not fairly accurately "grade" most maintenance issues given my descriptions.For all other routine maintenance issues, I put it on the list and I give the tenant 24 hours notice when handyman is available to come out and work it.

The people I'm talking about are not learning disabled in human psychology's understand of learning disorders, they just suck at self-learning.

The original lease from 2010 states there will only be one occupant, but there are 3, one of whom is a registered sex offender (son of the lessee) with some recent offenses for disorderly conduct.

To be protected class of person, the support animal must be there to give assistance to a diagnosed mental disorder of the person or a diagnosed emotional disorder. 

Remember that hoarding is a psychological disorder and usually their attachment to the stuff leaves them attached to the unit.

I'm sure your doctor has already informed you this is very likely a classic presentation of general depressive disorder, a lifelong condition.