Introduction:- 3 Discussion:- 3 The need for Telecommunication in Information technology:- 3 Importance of IT in commercial survival:- 3 Decision Making:- 3 Marketing Growth:- 4 Communication:- 4 Application of IT into Telecommunication:- 4 Training: 4 Designing: 4 Cost 4 Planning: 4 Installation: 4 Use of Telecommunication in Business:- 5 Advantages:- 5 Disadvantages:- 6 How can telecommunication maintain and monitor IT:- 6 Conclusion:- 6