Rules of SMS :  Users must have to follow these rules. 1. Without DLT SMS will not delivered to your end customer. 2. Illegal or Fake SMS Not Allowed. ( Account will be suspend  ) 3. Sending Promotional sms on DND Number ( User must have to take responsibility ) 4. Using Fastest API SMS Service for Information & OTP can not use for promotion. 5.All the data will be deleted within month for security reason.