Because you've been using your Post-Its Wrong
Who knew that all this time I'd been using my Post-It notes incorrectly? From murals to pranks to couch fabric alternative, the WebUrbanist has some wonderful photos on different uses for Post-Its. Click here to check them out.
--UPDATE-- It looks like the page may be down for some reason. In any case, I'll see if I can find it cached on google, and try to link up there. Sorry guys!