The available General Schedules within the Customer Record are: 
- Keyholder Availability - Enable/Disable Phone numbers by the days/times/dates defined.
- Programming - Enable/Disable/Change events based on the days/times/dates defined.
- Access Control - Defines the Access Control availability based on the days/times/dates defined.
- Call List Availability - Defines the General Schedule for which Call List to use based on the days/times/dates defined.
- Reminder - Defines the availability of the reminders when generated.
- Action Pattern - Used to enable/disable/manage Action Patterns based on the days/times/dates defined.
See the General Schedule articles for How to add General Schedules, found here.