Over the years, Conlang Club propaganda have been displayed across the University of Washington's campus to promote the club and recruit new members.
IPA matrix poster (2022)
Side-by-side posters (2022)
A version of the poster written in a conlang would always be put side-by-side with an English version of the poster. The overall design of each would be the same except for the background color, so the viewer understands they are the same poster in different languages.
Punny poster (2022)
In phonetics, [i] is considered a tense vowel, whereas the schwa [ə] is lax, hence the comparison.