If they are VERY professional, they will have their processes in writing as verification that policies are enforced equally and fairly by their entire staff.6.

The harder part is enforcing violations.

And I am advised to report it to Law Enforcement as a crime. 

You'll need a strong lease and you'll need to have the backbone to enforce the lease essentially dealing with your peers?.

That city does enforce that during yearly rental license inspections. 

That said, here's the Code of Ethics that group enforces.

Once you have a contract to buy you have 30 days to close it, and your contract should be enforceable in court (that's another reason you should not do anything illegally, so that you can bring other party to court and enforce the term of the contract if they act in bad faith). 4.

You may very well have a lawsuit on your hands, which will be very costly and be difficult to enforce too.

Any guest policy is very hard to enforce, with a camera or not. 

If they are VERY professional, they will have their processes in writing as verification that policies are enforced equally and fairly by their entire staff.6.