 Why choose IATTT? The in-class component of the Combined Teflon TESOL course is available in several great locations including Bangkok, Barcelona, New York, Paris and Phuket. What are you waiting for? Change your life, be your own boss and teach English online or abroad. Thanks so much for watching. We are IATTT, the leading provider for Teflon TESOL training courses. If you like this video, please subscribe by clicking the button down here and click on any of the videos here on the left for more interesting teaching tips for getting certified to teach English abroad and online.