The instructor should always arrive well before the class time. He/ she should also greet the students as they arrive. This will give instructor the first encounter with them and also form an opinion of what to expect. Introducing one's self to the class is essential for the students to know you and be confident that you are an appropriate instructor. Of course students introduction is both important to the instructor and the class.
There should be a thorough discussion of the course and what it entails. The instructor should be prepared to answer any questions from the students.
