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Now that you have a Calendar record, edit the Schedule record page and fill in the name you gave to the Calendar record in step 2 of the previous section ('Schedule' in our example). See Single and Multi Scheduler if you are not sure how to edit the Schedule record page.
Custom Fields in Reservation template
If you want to add custom fields to the reservation template. You can just edit the reservation template Page layout. This will be used to display the fields in the reservation template form when you click the calendar.