You are looking at documentation for an older release. Not what you want? See the current release documentation.
Mention is a way to refer to people so that they are informed of who and what you are talking about. Mentioning someone is possible in activity stream composer, activities comments and also document comments. To mention someone, do as follows:
Type the "@" symbol into the activity/comment composer, then type the person name you want to mention.
A suggestion list that contains matching characters will appear.
Only one person can be selected at one time.
When mentionning a user with "@", it displays in first positions contacts in your connections, then other people
Go through the suggestion list with the "Up" and "Down" arrow keys or by moving your cursor over it, then click or hit the "Enter" key to validate your selected person.
Only one person can be selected at one time.
After being validated, "@" and following characters will be replaced with First name and Last name which are wrapped in a label. You can click [x] in the label to dismiss it.
In the Activity Stream, the mention is displayed as a link to the mentioned user's profile page.
You can do the same steps above to mention someone in your comments (document comments and activity comments).
The person you mention also sees the post in his/her Activity Stream.
Document comments appears also in the Activity Stream.