An appointment that is the pattern for recurring appointments.
A recurring appointment that satisfies the pattern.
A recurring appointment, that is changed and does not satisfy the pattern of the recurring series.
A recurring appointment that is deleted from the recurring appointment series the pattern defines.
The scheduler can display appointments that occur only once (normal appointments) or repeat several times (recurring appointments), and can generate a series of occurrences by a pattern. If users change an occurrence appointment or delete it, the appointment type will change to changed occurrence or deleted occurrence respectively. The following image summarizes information about appointments and the list the available types: