This is probably one of the most useful SMS services ever, a restroom locator, and it’s launching next month in Shangai. Users dial a special number and the system tells them the location of the nearest public restroom. In the future, it will also give them information such as whether or not the conveniences are free of charge.

Sun Guizhi, director of the Shanghai city cleaning office, said: “The system is mainly for tourists who come to the city for the first time.” Taken via Textually.org