1.) FINANCIAL UPDATE-Computers can help managers keep track of the financial status of the company on a period of time.
2.)  STORAGE - 
Computers can handle big  data and write it down on a virtual work.
helps to access fast. write memos. Payroll assistant. Printing.
3.) INTERACTION -to communicate with others inside and outside the workplace. Instead of playing phone tag, many people prefer to communicate via email, which is often faster and more efficient. 
4.) COMPUTATION- For the calculation purposes.
:) :) :) 

Microsoft Word , Powerpoint , etc.