Study on the Various Factors Affecting Mobile Number Portability for Bharti Airtel Limited By Himanshu Singh June, 2015 Study on the Various Factors Affecting Mobile Number Portability for Bharti Airtel Limited By Himanshu Singh Under the guidance of Mr. Adnan Mustafa Usmani Mrs. Jayanthi Ranjan Prepaid Acquisition Manager Professor Bharti Airtel Limited