Holidays are defined in the Scheduler App by clicking the holiday button 
on the left-side menu.
| Menu item | Description |
|---|---|
| Add a new holiday to the list. |
| Copy selected holidays. |
| Cut selected holidays. |
| Paste the holidays which were copied or cutted before. |
| Delete selected holidays. |
| Import holidays from Excel file (Restore data). |
| Export holidays to Excel file (Backup data). |
...