Communication Services: Mail, Fax, SMS, Telephony (BC-SRV-COM)

Period of time associated with a particular activity in the calendar. An appointment includes data such as the following:

• Start and end of the time period
• Time zone
• Title
• Appointment type
• Description
• Visibility
• Priority

Some special forms of appointment exist:

• Periodic appointments
• Group appointments
• Appointments independent of local time
• Combinations of the above (such as periodic group appointments)