Samsung Galaxy S III User Manual page 160

4. Add more recipients by tapping either the Enter recipient field
or
5. Tap the Enter message field and use the on-screen keypad to
enter a message. For more information, refer to "Text Input
Methods" on page 104.
6. Review your message and tap
7. If you have more than one recipient, the same text message is
sent to all recipients in the Enter Recipients field.
Note: If you exit a message before you send it, it will be automatically
saved as a draft.
Quick Messaging a Number from the Contacts List
1. From the Home screen, tap
2. Locate an entry from the Contacts list.
3. In a single motion, touch and drag your finger over the number
by going to the left. This action addresses a new text message
to the selected recipient.
Quick
Texting
152
and selecting recipients.
(Send).
(Contacts).
Quick
Calling