When you answer your co-worker’s phone call from his/her business partner, you can just answer "he/ she is not his/her desk". If you use "Where I am" service, you can clarify your co-worker’s status, and you can give prompt answer. Not only one example, and also a lot of applications are available at your business environment.
Use "Where I am" :
-All team members must download "Where I am" app all team members.
-Among one person, make a group.
-Other team member can search and join that already exist group or a group manager can invite other team member.
-Set up your status.
-If you need additional information, use comment function.
* More useful function will be updated.