|Using community / Using social groups|
There may be times you want to limit your status update to only a specific group in your community. When you post a status update to a group, only members and people following the group see the update in their attention streams.
The status updates are displayed in Trending content tiles. If your group has an Overview page that includes the Recent Activity widget, the status update is displayed there as well.
To post a status update for a group: