SMS can be Send by Bank | Financial Institution | Insurance Company | Credit Card Company to their Registered Customers.
SMS can be sent by Railway | Airlines or authorized agencies to passengers regarding travel schedules, ticket booking | reservation.
SMS can be sent by a registered educational institution like school | colleges to parents or guardians of the students.
SMS can be sent by e-commerce agencies to consumers for transactions orders, discounts, and promotions.
SMS can be sent by company firm | depository participant | Trading and Bro-king Houses about payment reminders.