...
The list should include all the different work time types that are allowed in the company: regular working time, overtime worked, vacations, sick leave, unpaid absences, time on business trip, maternity leave, and so forth). This master data is used in time sheets (for informational purposes) to designate how employee spent work hours during each day of the month.
...
To add a work time type, click Create on the toolbar. To edit a work time type, double-click the line with its description or click the line and then, More on the toolbar, and Edit from the drop-down list.
Click Find if you need to locate a specific work time type. Click the Cancel Search button to stop search.
As the list is populated, you can change its display settings. Click More actions on the toolbar and select Configure list. For more information on the list settings, see Work with the item list.
For description of other buttons, refer to List toolbar.