As per the rules of Telecom Regulatory Authority of India (TRAI), OPT-OUT SMS is sent to every DND number so that the user can unsubscribe receiving SMS from a particular sender ID.
Every country has its own strict rules and, according to the rules in India, we send this SMS on your behalf. This SMS differs on the basis of every country’s rules.
How the receiver can unsubscribe: If the user will go through the link provided, then s/he will be able to confirm her/his choice of opting out and if s/he wishes then s/he can also give a missed call to the number provided in the same message. Both methods will result in blocking the number for future messaging.
Why is OPT-OUT important: This SMS is an additional security to avoid the risk of complaints. If you are unable to provide proper registration details, you will be charged Rs. 25,000 for every complaint.
Note: This SMS will be sent every 3 months for a particular Sender ID.