What are some key learning experiences from observing a general education teacher?

What are some key learning experiences from observing  a general education teacher and an SAI teacher teaching english?

What is key learning experiences teaching?
Your key learning experiences may be from any area of your life, personal or professional. They may include experiences from volunteering, hobbies, employment, training, formal education, family responsibilities, and other arenas.
Although there are many different ways to teach effectively, good instructors have several qualities in common. They are prepared, set clear and fair expectations, have a positive attitude, are patient with students, and assess their teaching on a regular basis.