Things to say and not say when working a booth
"Hi, are you familiar with KDE?"
...figure out what their knowledge level is (kde/linux/etc newbie/user/dev), personal or business, if they've seen 4 yet...
(Add responses here!)
Things to take to a booth
Official terms for things
formal flyer talking points
"resume": where kde is used
North American Conference organization
http://www.kde.org/getinvolved/promotion/ has some information