How do I delete an appointment?

1. Edit the appointment. This can be done from the right side agenda view by clicking the small "X" or from the calendar views by clicking the appointment.
2. Select the delete button at the bottom of the dialog box.
3. A 2nd confirmation box will ask if you are sure. Choose the period of the you need to delete if it is a repeating appointment. Once you click a period of time the appointment will be deleted.