just saw this post on urbanprankster.com (via boing boing today that showcased some awesome street sign hackage from L.A. and New Haven, CT. it made me think of the amazing TED Talk by Stefan Sagmeister about “happy design.”

the entire talk is amazing and totally worth listening too, but at around 8:00 he talks about a project by NYC artist “True” in which he replace standard MTA information stickers with life advice. check it out :

also found this example of advisory sign hacks on gothamist :