The clock appears here, and applications can put icons in the notification area to indicate the status of an operation or to notify the user about an event.

Security systems can include motion sensors that will detect any kind of unauthorized movement and notify the user through the security system or via cell phone.

Finally, the agent may decide to take an action based on the new content; for example, to notify the user that an important event has occurred.

Twitter requested that it be allowed to notify the users, giving them ten days to object.

When a channel becomes available, the system notifies the user.