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The next step in the process of adding an event to the calendar is People & Calendars, instructions for which can be found here:
Related Events
You can enter events that have been entered into the calendar to your article. You might use this feature to associate an article with an upcoming conference or talk. Or, if your site has a calendar of past events you and the videos are linked to the event, you could include this on your conference coverage article.
Go to the Related Content section.
Click the
Add Newbutton.
Select events from the pop up window and click the icon on the right.