It may be your university's or authority's policy to change or reduce a person's mandatory teaching hours. In this step, you specify possible reasons and define default values for changes/reductions in teaching hours.
Due to the position she holds, the dean of your university is allowed to teach two hours less.
To define a reason for reducing teaching hours, proceed as follows:
In the Reduction in teaching hours field, enter a text for the change/reduction in teaching hours.
In the Hours field, enter a default value for the change/reduction in teaching hours.