You can end with an invitation for others to get involved. Include links to your site, collaborative notes, sponsor letter, and any other helpful resources.
Have a great example of an EdCamp Publicity Haiku Deck? Be sure to share it with us at firstname.lastname@example.org!
And for more ideas and inspiration be sure to check out our full set of EdCamp resources on Pinterest (http://www.pinterest.com/haikudeck/edcamp-resources/) and Google+ EDU community (https://plus.google.com/u/0/communities/101566521979878331329)