flying invites

well, we know about the direct marketing methods and flyer-buyers, as well as streubrief, flugblätter, strooibilljetten end all that, but our informative postcard got the immediate treatment... just off the press a packet was set at the door of grüntaler9 and some passer-by apparently took it upon themselves to distribute immediate and freely... though coverage was pretty good, reach could have been a bit better...
here the situation:

i like especially the positioning for easy reading while on duty...