Top Notch (Top Notch) , one of the most discussed and top adult language courses in many institutions and schools are taught in Iran and abroad. Designers believe that this period of more than three million young learners and adults all over the world to learn English they use a set of Top Notch. Top Notch and Summit in the same year as the 2006 and 2007 received the award for bestbook of Teaching English educational Publishers Association (AEP) respectively. This product series is published by Longman is composed of six levels. The first will address the main demands of the English language. The students at three levels: Top Notch 1,2,3 (the basic, intermediate and advanced) will be taught in English and finally the Summit 1,2 steps behind will have English language proficiency.