1. The document provides instructions for joining a virtual meeting room from a calendar invite or by dialing the VMR number directly from a Polycom video conferencing system. 2. To join from a calendar invite, users select the relevant meeting from the calendar bar on the home screen and select "Join". 3. To dial into a VMR directly, users press the menu button and select "Place a Call", then either enter the VMR number or select the VMR from the directory before pressing "Call" to connect.