These are supposedly actual signs that have appeared at various locations.
Sign in a Rome laundry: "Ladies, leave your clothes here and spend the afternoon having a good time.
Sign in the window of a Swedish furrier: "Fur coats made for ladies from their own skin."
Sign on the box of a clockwork toy made in Hong Kong: "Guaranteed to work throughout its useful life."
Detour sign in Kobe, Japan: "Stop: Drive Sideways."
Sign in a Swiss mountain inn: "Special today -- no ice cream."
Sign in a Copenhagen airline ticket office: "We take your bags and send them in all directions."
Sign on the door of a Moscow hotel room: "If this is your first visit to the USSR, you are welcome to it."
Sign in a Norwegian cocktail lounge: "Ladies are requested not to have children in the bar."