You can even sweeten the pot by telling them they don't have to clean, and you will hand them their deposit on the day of move-out after a 10-minute inspection to verify there are no damages. 

Taking over the property subject-to (Subto) the existing mortgage is an advanced tactic and can be highly effective when cash flow or equity potential is strong.

How often to you do the inspections during the lease, I agree with you that setting the boundaries and effective communication are key!

More effectively monetizing each of your transactions is not only smart but may be a necessity in the post-NAR Settlement era.

This structure explains why institutional players dominate - they likely have the capital, connections, and infrastructure to operate effectively in such an environment.

I build at simple closet with accordion doors to make it as some and cost effective as possible.

I'd be careful - this kind of thing can put you at risk if you are wrong.A more effective way to do this that might contribute value to the world in some way would be to put together a reasonable, rational, and professional post, asking for feedback, and inviting the person you are accusing or highlighting of wrongdoing to respond. 

I heard him once say in a podcast something to the effect of "if you don't get half the world to hate you, you're doing something wrong."

Changing the locks and adding security to the home, to ensure he does not vandalize or damage the property.

I think it's a bit speculative as the exact effects are hard to judge, particularly given how off many of the models have been.