Apple iPhone OS 3.1 - Manual (Page 87)

Your conversations are saved in the Messages list. Conversations that contain unread
messages have a blue dot next to them. Tap a conversation in the list to see that
conversation or add to it.
Text messages
you sent
Text messages
from the other
person
iPhone displays the 50 most recent messages in the conversation. To see earlier
messages, scroll to the top and tap Load Earlier Messages.
Send a message to more than one person: Tap , then add recipients. If you enter
a phone number manually (instead of selecting it from Contacts), tap Return before
entering another entry.
Replies from any of the recipients are sent only to you, not to the other people you
texted.
Reply or send a message to a person (or group) you’ve texted before: Tap an entry
in the Messages list, then type a new message in the conversation and tap Send.
Send a message to a favorite or to a recent call:
1 From the Home screen tap Phone, then tap Favorites or Recents.
2 Tap next to a name or number, then tap Text Message.
3 If multiple phone numbers appear, tap the one you want to text.
When MMS is available, Messages allows you to include a subject in your text
messages. You can turn this feature on or off in Messages settings. It is turned on by
default.
Include or remove the subject field: In Settings, tap Messages, then tap Show Subject
Field to turn it on or off.
Note: The subject field and the Show Subject Field setting don’t appear if MMS isn’t
supported by your carrier.
87 Chapter 7 Messages