Advanced TESOL certification program is a much revered English teaching program for teachers worldwide. Those who are already English teachers in different schools or institutes across the world will benefit from this program in many ways. Indeed, not only can American teachers avail of this program to be equipped to teach students for whom English is a secondary or a foreign language. It is also a program that will suit many teachers who teach English in countries around the world. The program being available online has brought in easy accessibility of the program for many.