Discount codes feature allow you to generate/import codes that can be used in our service. New group of discount codes can be done in 2 ways:
For both solutions above, you may also set expiration date for a group of codes and email/sms notification when the number of available codes will fall below a set level (or when set expiration date for codes is approaching). To use the discount codes in SMS messages, simply select the appropriate group of discount codes, and then add a parameter [%code%] in the message content.
The use of discount codes feature in SMS campaign gives you an ability to measure ROI (return on investment).