Want to write and send an iMessage? It's easy, but remember you need to set up your mobile phone for iMessaging before you can use this function.
Create new iMessage
Tap the new message icon.
Key in the first letters of the required contact.
Matching contacts are displayed.
Tap the required contact.
Return to the home screen
Tap the text input field and write the required text.
Tap the Home key to return to the home screen.