An agent joins an event/group with participants/friends at a location.<br/><br/> Related actions:<br/><br/> <ul> <li><a class="localLink" href="http://schema.org/RegisterAction">RegisterAction</a>: Unlike RegisterAction, JoinAction refers to joining a group/team of people.</li> <li><a class="localLink" href="http://schema.org/SubscribeAction">SubscribeAction</a>: Unlike SubscribeAction, JoinAction does not imply that you'll be receiving updates.</li> <li><a class="localLink" href="http://schema.org/FollowAction">FollowAction</a>: Unlike FollowAction, JoinAction does not imply that you'll be polling for updates.</li> </ul>