Underneath the position list there is Delivery... This button opens the Extra Info Window which is position type specific. Normally, the window contains production instructions.
If several lines of the position list are selected, values of all these lines can be updated at the same time.
Save all values
Updates all the values of the view (clear fields included) to all the selected positions.
Save only given values
Updates all fields with a value (clear fields excluded) to all the selected positions. The values of check fields are always updated because they are only binary counts.
Clear values
Deletes the values from all fields without saving.