I am the user of tata docomo company trough 6 years and I want to tell you that the best class of service and no problem of network related and no deduction of unwanted balance like any other company.
Service was very good and response of the customer care was impressive and helpline number was always in service and ready to help and to resolve all your problem and queries. So I really appreciate the work and suggest you to please try once the service of tata docomo then only you know the real joy of telecom department.