# Scheduling

* [Set up email and SMS appointment notification sets](https://support.caspen.com/using-caspen/settings/appointments/set-up-email-and-sms-appointment-notification-sets) – Customize automated messages sent to clients for confirmations, reminders, and cancellations.
* [Set up email and SMS class notification sets](https://support.caspen.com/using-caspen/settings/appointments/set-up-email-and-sms-class-notification-sets) –  Customize messages for class bookings, moved or canceled bookings, event changes, and reminders before upcoming classes.
* [Set up cancellation reasons](https://support.caspen.com/using-caspen/settings/appointments/set-up-cancellation-reasons) – Create a list of reasons clients or staff can select when cancelling, so your records stay consistent and reporting is more useful.
* [Manage busy time types](https://support.caspen.com/using-caspen/settings/appointments/manage-busy-time-types) -  Add, edit, and archive busy time types.