When are the MyParcel Package costs invoiced? The monthly subscription costs for your package are billed on the 1st day of each month to the shop you've designated. Gerelateerde vragen How does the discount on my shipping rates work? Why is there no discount offered on PostNL's letterbox parcel and digital postage stamp? How do the MyParcel Packages work? What are the costs of the MyParcel Packages? What do the MyParcel Packages include?