What is facebook Mentions & How it works ?
One of the most popular features on Facebook is tagging, which gives you the ability to identify and reference people in photos, videos and notes. . It's another way to let people know who and what you're talking about.
How To Mention People or Pages in a Status Update ?
Now, when you are writing a status update and want to add a friend's name to something you are posting, just include the "@" symbol beforehand. As you type the name of what you would like to reference, a drop-down menu will appear that allows you to choose from your list of friends and other connections, including groups, events, applications and Pages. Soon, you'll be able to tag friends from applications as well. The "@" symbol will not be displayed in the published status update or post after you've added your tags.For example
Alternate Method
But the main problem of "@" mentioning is that we can only mention a max.of 10 friends or pages or apps on a single status update. But in modified facbook version user can add people ,place and time to status. For that the " Who are you with ? " & "Where are you ? " button is helpful.
How To Mention In Comments?
Here is a simple method to mention in a comment ..Mentioning your close friends with their full names is sometimes little awkward .You can mention with their full name first ; And by deleting the initials you can mention with their own name only.here is an example