Why has spoken and written English language become a necessity? Being a trainer for the same I am mentioning a few important points.
1) It not only makes one suitable for a higher post where one works.
2) Salary increment is a definite positive point.
3) Increase of one’s knowledge base.
4) Poised for better job prospects in today’s competitive fields.
5) One is more confident amongst colleagues and peers as well as superiors.