Marketing the education is optional, and I believe it is one of the most humane ways to compensate an independent business owner.

You are probably ok with any reasonable rule especially if you can point to a HOA, county, state or even a the Humane Society guideline.   

And California also capped security deposit, thus literally robbing landlords by AB 468 that's faking human right issue.If there is class lawsuit, I want to be the first to jump on.But my question is, why landlords are so docile to this evil law? 

It's human nature.So you have someone running an illegal business on your business premises.

PMs are human just like the rest of us.

Toward the end I had an NOI of $450 a door on class C properties (which is the overwhelming majority of Burlington).But …There’s a human-side that has changed dramatically.  

Then I donate the toilet to the local Habitat for Humanity Restore for a tax credit.  

Its just human nature to buy or change lifestyle as one gets more successful but not at the expense of pilfering the projects. 

This is why people don't like renting to friends/family because its human nature to mix emotion into the decision making and that makes dealing with managing the investment messy when things go sideways.

If there were a serious insurance claim, god forbid human injury or loss of life, and they do the same research discovering the non-conforming construction of habitable space, why would they bail you out?