[VRWCmember]

Then as a business owner, I can put up a sign that says police or EMT will not be served because they scare my cat.

You can put up any sign you want to. If you put a sign up like the one you described, you had better hope you don't get robbed or have a heart attack at your place of business; the response time might not be so great.

[Mashood]

So, property rights supercede constitutional rights?