1. Provides important information that a teacher of English as a foreign language should know

2. Focuses on practical issues

3. How to teach:
listening/ speaking/ reading/ writing/ pronunciation/ spelling/ grammar/ vocabulary/ discourse/ how to design lesson and courses

4. Gives practical solutions for problems:
large classes/ a wide range of proficiency in a class/ unmotivated students/ misbehaving students

5. Written in a clear direct style