These signs tell you something but there is a difference.

One has words because the concept does not stand alone.

Imagine the horror of seeing these signs.

There is a degree of political correctness where the No Icon can’t be used in certain circumstances.

This restaurant in San Miguel has committed the ultimate sin by posting their own version of a Pet Unfriendly sign.

What business are they going to get if you can’t bring Rosita to lunch.