Public Google Apps Calendar showing “busy”

If you are trying to publicly display a calendar created through a Google Apps account, but all events are displaying as “busy”, follow these steps to allow the public to see all event details.
1) Login as an Administrator to your Google Apps account. (http://www.google.com/a/yourdomain.com)
2) At the dashboard, click “Calendar”.

3) Under “Sharing options”, change the “Outside [...]