1) Prosecute and inform local law enforcement. If you have a rental property exclusively used for Airbnb, it's likely illegal.
Adam ruins everything: https://www.youtube.com/watch?v=oGLe0Wgfbyk
Adam ruins everything: https://www.youtube.com/watch?v=oGLe0Wgfbyk
While regulation is nice there are many cases where it serves no purpose other than to prevent competition.
With regards to AirBnb a friend who rents home says its not common for contracts to forbid AirBnb and similar services and he does check sites to see if tenants are violating the rule.
However, their execution from the beginning has been to profit from illegal activity.
Ever been in an Uber and experience an injury during a car wreck? Or how about if the driver or another passenger has a warrant for their arrest? These nightmare scenarios are the dark side of the companies and ruin good people's lives.