You can send a bulk SMS to targeted groups of people.
In order to use this feature you will need an account at BulkSMS.com. You would replenish credits with them as needed. The system handles the sending to your groups and recording of statistics.
You can personalize a SMS by adding a first name.
The system keeps a history of sent SMS. You can see credit issues, undeliverable and sent statistics. For these you can drill down and get details of the contacts.
You can send bulk email to specific groups of people. Target relevant groups of people to your campaign, and keep your costs down.
This video shows how groups and profiles work in the system. You can use the profiles and groups for reporting. Used for bulk email, SMS, events, surveys and printed letters.