I am working for HDFC Bank as a Cashier and have an experience of 4 years, can anybody tell me which course will enhance my career growth and I cant attend regular classes

Here is the list of distance learning colleges:
1. North Orissa University, Baripada, Orissa
2. Utkal University, Bhubaneswar, Orissa
3. Campus Technocrats, Kolkata, West Bengal
4. CSM Institute of Graduate Studies, Kolkata West Bengal
5. Holymatha Colleges,Kolkata West Bengal
6. Institute of Management & Technology, Kolkata West Bengal
7. International Institute of Management Sciences, Kolkata West Bengal
8. Kakatiya University, Kolkata West Bengal
9. National Institute of Personnel Management, Kolkata, West Bengal
10. The University of Burdwan, Burdwan, West Bengal