� To delete the character to the left of the cursor, press Clear. To clear the screen, press and hold Clear. � To switch between upper and lower cases, or between traditional and predictive text input, press repeatedly and check the indicator at the top of the display. � To switch between letters and numbers, press and hold � To add a number, press and hold the desired key. � To get a list of special characters, press and hold , select the character that you want, and press Use. In traditional text input, you can also add punctuation marks and certain special characters by pressing repeatedly. � Traditional: To key in a letter which is on the same key as the previous one, press or (or wait until the cursor appears), and key in the new letter. � Predictive: To add a compound word, key in the first half of the word, press , and then key in the second half. .