Certification is necessary in order to protect people from overzealous, inexperienced instructors.
No one is looking to compete or become a professional when taking or teaching kickboxing. No one is trying to steal or degrade this artform. And, don't be offended by the term kickboxing. Your passion is evident in your comments. We would all be fortunate if you could focus that passion into helping the more important health related problems in our society such as obesity, high cholesterol, heart disease and so much more.