Though it seems like a career that anyone having a degree can achieve. However, it needs a lot of practice and patience. You should be well versed with the technology and trends in this field and constantly updating your knowledge .Experimenting new methods of teaching. Understanding the students from their tone of speaking, we are making an image of a student only with his/her sound. Sometimes that won't match with the real image of that student or person. However, still we are in a good harmony of communication.