Imagine you're busy, and you want to be able to inform
your contacts…
You can with the availability function on the My presence service. You select Menu -> Contacts -> My presence and connect to the service. Then select My availability and change it to Not available.
You then can create the message you want displayed by selection My presence message and type in your message. Or you can use an old message by selecting Options -> Previous msgs.
You can create a list for contacts whose presence status you want to be
aware of your presence via the Subscribed names menu.
TIP:
My presence is a network service. For the availability of this service, contact your network
operator or service provider. You need to access the presence service
before you can share your presence status with others. Other viewers
need access to the presence service and a compatible phone to share
your presence status.