As Word Itself says Bulk means huge so in simple terms it can be explained as Sending message in bulk quantity to target audience in one push.
Bulk SMS is a considerably best method of mass communication than traditional forms of marketing it is far more cheaper and effective then advertising or email marketing.
Bulk SMS Service is used by Advertising and Marketing agencies, Retailers, B2B Businesses, Financial Institutions, Educational Institutions, Health & Fitness Companies, Real-estate Developer, Travel companies, Political Parties, Automobile Industries, Stock Market Companies, Placement Consultancies, Hotel & Restaurant, Transport & Logistics etc they
There are 2 types of Bulk SMS Service
Promotional SMS / Marketing SMS
It is used for sending offers, discounts, coupon codes, new product launch updates, festival offers, election vote appeals, app link promotions, school/college admission promotions etc through SMS is known as promotional SMS.
Transactional SMS / Alert SMS
It is used for sending Alerts/Reminders to users such as confirm bookings sms, order confirmation alerts, notifications, delivery status alerts, OTP SMS, reminders, password reset SMS etc.