Language is the monopoly of man, his unique prerogative though thought can not be considered its unique virtue. Language is the only biological activity that we alone possess, at least among living species. You need to know about the system of English language and spoken English faculty can teach the system of English language. Actively a spoken English faculty can judge the depth of your knowledge so he can train you accordingly. English teaching is not an easy task because language is same but learners are from different backgrounds. Somebody is from rural background and somebody has urban background. Somebody has done his study from English medium schools and somebody has done from Hindi medium schools so an experience spoken English faculty train you accordingly. An experienced spoken English faculty focus on weakness of a learner and teach them accordingly.
Spoken English faculty can suggest you some good books, organize group discussion, debate etc. so a learner may enrich his/her skills of spoken English. Actually English means systematic study with hard working under a supervision of experienced spoken English faculty.
English speaking teachers should teach all corner of English language and also organize some group discussion, small debates, skill writing and skill speaking. It is also beneficial if a students does negative reading of some English texts.
Teaching spoken English is an important activity in education programmes but sometime we get good and experienced spoken English trainers hardly it is because English language is taken as difficult subject in schools, mostly in Hindi medium or state board schools. English language by very friendly way. So students take English as an easy and interesting subject and enjoy it.
So join a good spoken English faculty and step up for carrier.