There are some factors such as the learners, classroom, method, and teaching material that are needed to be considered in teaching and learning process. A teacher in a teaching and learning process or an instructor in a seminar needs to have serious attention on those factors to reach goals. There could be different method and communication ways for a lesson. Therefore, a teacher or an instructor needs to be smart in applying effective communication strategy to make the teaching and learning strategy optimal. A teacher or an instructor can apply an effective communication strategy in two ways. First, s/ he needs to apply the three - pattern of communication; one-way communication, two-way communication and multiple communication. Second, sh...