Although I think something should be said for the sort of person who has a real estate license to engage in this behavior.

Hopefully it was an oversight, but even if your agreement (contract) saves you this time, I would be careful of the possibility that he could continue this type of behavior going forward.

This behavior is unethical and unfair to other investors.Someone is acting unethical.

Good question... this is what the price behavior has been in the last 5 years for instance in San Jose:If you bought in San Jose in 2011, you likely have experienced price increase of 50% or more in property value. 

If you have trouble with the unethical behavior, report the agent.

I don't like this because it rewards irresponsible behavior with my tax payer dollars. 

The neighbors will always be other vacationers (who may also be annoyed by unruly behavior, but the problem guests will move on.) 

Unless they take a nosedive in terms of behavior over the course of the next year, I would want them to stay on at the end of this lease.

Sometimes the rules don't cover all human behavior smoking is a horrible addiction, and shelter is a necessity.

This is a flow through expense.Criminal: We have a legal responsibility to prevent or stop behavior which may present a nuisance or danger to persons or property.