Bulk SMS refers to the practice of sending a large number of SMS messages to a group of recipients at once.

 It's a popular communication tool used by businesses and organizations for various purposes, including:

Marketing and promotions: Businesses can send bulk SMS campaigns to promote new products or services, announce discounts, or share other marketing messages.

Transactional alerts: Banks, for example, might use bulk SMS to send transaction alerts, account verification codes, or appointment reminders.

Informational communication: Schools or government agencies can send bulk SMS for urgent announcements, reminders, or updates.