Normative Signs: The Poetry of "Ought"

This article from the BBC shows “scolding” signs (a sub-set of normative signs, I guess) photographed by the author, Fraser McAlpine, during a walk through Southwark, in London.

Commit No Nuisance: Five Great British Scolding Signs*

 
Here’s a sample:

*I normally only post “original” content (photos sent to me by the person who took them), but the signs McAlpine photographed are too good not to make an exception.
— Thanks to Phil Smith for sending me the URL.