Bulk SMS electronic communication may be a heritage description for application-to-person SMS messaging services. It refers specifically to the causation of enormous variety of SMS messages to the mobile phones of a planned cluster of recipients.
Promotional SMS: These square measure SMSes that square measure sent with the target of promoting your product or service. This class includes any sales & promoting messages which can or might not be invited by the recipient.
Transactional SMS: These are messages which are sent to your customer to pass on information necessary for using your product or service.