Buddies

Control who can communicate with you by making buddies

Find someone you want to be buddies with on the map and tap to load their information. Some users won't appear on the map due to their visibility settings.
If the other user accepts buddy requests, send a buddy request
The othe user will be notified that you wish to be buddies
If the other accepts your buddy request, you will become buddies and they'll appear in your 'Buddies' list

Choose your buddies

You decide who your buddies are and how they can contact you - it's your call.

Wether listen' in or chatting up a storm, your exposure in all of this is under your control. Choose who can see you or be invisible to the world.