Tap the message icon.

Tap the required sender.

You have a number of options when you've read the SMS:
Reply to SMS, go to 3a.
Forward SMS, go to 3b.
Delete SMS, go to 3c.

Tap Write message.
Write the text for your reply.

Tap Send.

Tap and hold the required SMS until a pop-up menu is displayed.

Tap Forward message.

Tap To.
Key in the first letters of the required contact.
Matching contacts are displayed.

Tap the required contact.
Repeat the procedure to add more recipients.

Tap Send.

Tap and hold the required SMS until a pop-up menu is displayed.

Tap Delete message.

Tap Delete.

Tap the home icon to return to the home screen.