Kiteboarding Instructors and Schools: Have you checked out MeetUp.com yet? There may be lots of MeetUp groups that would love to host an event introducing their members to kitesurfing. They get a great event for their members, and a whole bunch of new people learn about you and your services.
Click here for more on why and how to do it.
http://www.kitebiz.com/2011/08/kiteboarding-instructors-meet-up/