Knocking on our door at crazy hours, threatening to sue, wanting to cut down trees to fit their 3-slide out RVs (ridiculous), and some probably had some sort of pathological disorders.

Here's something to consider (or at least be aware of):Hoarding Officially Recognized as Mental DisorderBad News for Landlords, Hoarding is Now Recognized as a Mental Disorder

Not paying rent, disorderly conduct that disturbs other tenants, damage or destruction of landlords property, violation of landlords rules and regs, not paying a rent increase, etc.

Imagine the background check coming back with:"a lengthy criminal record with prior arrests on allegations of assault, disorderly conduct, destruction of property, resisting arrest, theft, public intoxication, and possession of marijuana"I've applied for CCW.

Sean’s approach above is exactly how to handle this type of personality disorder which is a very difficult one to deal with.

It said that the landlord must make a resonable accomidation for people with such disabilities, and yes, depression and anxiery disorder is a mental disability.

Damages, dirtiness, disorderly tenants, disrespect, etc.

Plus my neurological disorder kinda prohibits me from doing stuff like that.

All of the cray-cray, unreasonable tenants I have had were inherited. 15% of the population has a personality disorder and 5% has a diagnosable mental illness you're bound to get stuck with one at some point and Life.Is.To.Short to deal with that BS when I don't have to.

"Different animals" I like what you did there.Not to argue, but PTSD is a psychiatric disorder and there are several organizations training PTSD service animals.