Embodiments herein include a method executed in a terminal of a multimedia system. The multimedia system is accessible to terminals using any of a plurality of access technologies and comprises a presence server for recording presence data of users of those terminals. The method comprises changing an update state of the terminal from a low update state to a high update state when a high priority event is detected, and changing the update state of the terminal from a high update state to a low update state when a low priority event is detected. When the terminal is in the high update state, the method includes presenting to a user of the terminal more presence data of other users than that presented when the terminal is in the low update state.