You can share your Calendar so that other members of your organization can see your appointments and meetings, or share just your free and busy times. You can also publish your Calendar on the Internet or your intranet.
You can use Outlook to set up meetings, invite participants, and track their responses. If participants share their free and busy information, Outlook can choose a meeting time that best fits their schedules, or you can create a group schedule to show when everyone is free.
Your organization can add conference rooms, projectors, and other resources to its address book and use Outlook to schedule their use.
You can use Internet Explorers NetMeeting feature to hold online meetings.