The Calendar Invite allows attendees to add your event to their own desktop / browser calendars (Google, Outlook, iCal and Yahoo).

Editing the Calendar Invite Description
Go to Registration > Order Confirmation
Scroll down to Calendar Invite Customization
Type in your description

Where can attendees click the invite and add to their calendar?
1. Event Page
appears inside the About tab, below the date and time

2. Confirmation and Reminder Email
On top
In the body
At the bottom
3. Agenda
appears on each session
when the attendee adds this to their calendar, the description that would show is the direct link to that particular session

Frequently Asked Questions
Can I disable the calendar invite feature or just one of the calendar invite types?
That's currently not an option
What can I edit in the calendar invite?
The only area that you can edit is the description area
There is no option to change the calendar invite label, date, and organizer
Can I add images or videos to the calendar invite description
No, that's currently not an option, it will not reflect when added to the calendar
Can I add formatting to the text?
No, that's currently not an option, it will not reflect when added to the calendar