I agree with the above comments. And Pit Bulls could not be worse Security dogs! All they keep away are breed ignorant people, and sadly a lot of criminals know Pit Bulls and know they are not Human Agressive.
i agree i thought the sign was funny there is alot of em with different breeds my dog wouldnt bite anyone if her life depended on it ! hell she wiggles so much with happiness when she sees people and about falls over!