Friends management (friends list)
When viewing the chatter's profile, click "Add Friend" in the options menu to send a request to the other person. Until they accept, they will appear as “Pending” in your friends list. Friends list can be accessed from the left menu panel by clicking "Friends".
A green dot means they are online, A red dot means they are offline To remove a friend from your friends list, click the three dot menu to the right of their name and choose "Unfriend".