Me neither. Only two of my tats are visible in short sleeves and neither are vulgar, explicit, etc... One is a tribal design I came up with and the other is a tarantula (My Dad is an arachnophobe).
If you open up your business to the public, you should expect the public to bring their baggage along with them. However, it is YOUR business and you define the limits. If we the public think you are taking things too far, we'll take our money elsewhere and you will go out of business.
Funny how free markets take care of problems like that all on their own without some bureaucrat getting their pound of flesh out of the deal...
Unless they happen to be tobacco users, which is another travesty.