I have also read online that the person presenting the ESA letter must have actually undergone therapy, and may even be continuing therapy, and have a recognized mental health disorder from the DSM (Diagnostic and Statistical Manual). 

If you are not phased by the Bi Polar sentiments of the market and ride upswings and market drops without breaking a sweat, then you can allocate more of your portfolio to stock based mutual funds. 

For example, most internet leads have very short attention deficit disorder.

I have personal family experience with this sort of hoarding behavior and I can assure you, the underlying disease (perhaps in this case obsessive compulsive disorder or schizophrenia-related mental illness) is devastating as you probably can guess. 

Is the area just working class with common working class issues like occasional drunk and disorderly and maybe domestic violence calls or is it a warzone with shootings, muggings, and burglaries especially of more expensive places near the neighborhood? 

We are walking on egg shells, since he maybe bipolar and flip out anytime.

There appears to also be a slight (or starting) mental disorder in play, I suspect.

Huntington's is a degenerative, neurological disorder that affects mental acumen, body movements, speech, and balance.

Marcia will have a good idea how to deal with a disorderly tenant.

That is something you have a choice over in your life.A positive way is exercising, having healthy hobbies etc.Destructive is addictive type problems like over eating, drinking, smoking, social disorders, doing drugs, compulsive gambling, infidelity etc.