Type "Tefl course" into Google and a scant 0.17 seconds later you'll be presented with results one to 10 of about 1,050,000.
Evidently, for the aspirant Tefl (Teaching English as a foreign language) teacher there is an over-abundance of options. With courses ranging from online learning that take a few hours to complete to those with intensive, guided teaching that last several weeks, how is the wannabe student to know which way to turn?
Source The Guardian