humor New York has become home to a post-it note war (9 Photos) By: Staff In: Art, Humor May 19, 2016 470 Liked! 341 Disliked 0 1 Canal Street in New York was the site of a post-it note war this week. Ad agencies in the area have been one upping each other with increasingly elaborate post-it note art. Category: Art, Humor Like this post? 470 Liked! 0