It's been quite the week for all things social etiquette. After podcaster and doyenne of proper manners William Hanson revealed - following a chat with Lady Anne Glenconner - a list of what's considered shoddy etiquette, the Telegraph's letters desk and comments section erupted with even more suggestions of the mores and invisible codes that denote one as frightfully "common". And now the least likely commoner of all has apparently made - quite literally - a mis-step; Prince William's latest outing shows he's a fan of box fresh trainers. Read more at The Telegraph.