Presence indicators give you details about a person’s status, including whether they are available, busy, or away. This short video explains how to use this information to make the most of your time and others’.
For more details, see the Help article Check a contact's availability.
Other videos to help you get familiar with Lync
Video: Find and add contacts in Lync. This video shows you multiple ways to quickly build your Contact list in Lync.
Video: Change your picture in Lync. The picture you display in Lync can be any size and in any location.
Video: Make a call using Lync. Making a call in Lync is easier with the Quick Lync menu.
Video: Share your desktop in Lync. You don’t need to be in a meeting to share your desktop—you can do so even from an instant message.
Find even more videos in the Set up; Presence, IM, and Contacts, Make Audio and Video Calls; and Schedule, Join, and Conduct Lync Meetings training at Training courses for Lync 2013 for Office 365.