54 Section 2B: Controlling Your Phone’s SettingsDeleting Old MessagesYou can delete messages that you’ve already read wheneveryou like, or you can have your phone delete themautomatically for you when your phone's message memorybecomes full.To automatically delete read messages:1. Select Menu > Messaging > Settings > Auto Erase.2. Select Yes or No and press .Adding a Customized SignatureEach message you send can have a customized signature toreflect your personality.To add a customized signature to each sent message:1. Select Menu > Messaging > Settings > Edit Signature.2. Select On and press . (If you do not wish to attach asignature to your outgoing messages, select Off andpress .)3. Enter your signature and press Done ( ). (See“Entering Text” on page 39.)