Bulk SMS refers to the process of sending large quantities of SMS (Short Message Service) messages to multiple recipients at once. It's a widely used communication tool for businesses and organizations to quickly reach their target audience for marketing, alerts, promotions, or notifications.

Key Uses:

1. Marketing Campaigns: Companies use bulk SMS to promote products, services, and offers.
2. Alerts & Notifications: Schools, businesses, or government agencies use it for sending alerts, reminders, or updates.
3. Transactional Messages: Banks, e-commerce platforms, and other service providers send order confirmations, OTPs, and transaction alerts.

Would you like to know more about specific providers or how to integrate bulk SMS into your business?