Upgrade to fixed-price repairs (working hours 15 euros)
Upgrade from Fixed Price Maintenance to Fixed Price Repair.
FYI: Submit the invoice to the tax office.
You get back part of the working time share.
Shipping costs are calculated here again.
That's fine.
These shipping costs are part of the upgrade, which costs 30.00.
Additional payment total 30,- minus 2.95 shipping = 27.05