The Forest company is producing Renewable Diesel and buying liquid raw materials from several sources. Raw material is stored in intermediate tanks in order to be transported to the renewable diesel factory or to be sold to customers. Transport company is a transport contractor specialised for liquid transportations with special vehicles and units. Transportation includes pumping of liquid from storage tank when loading and pumping into site tank when unloading. Volumes have to be measured at loading and unloading locations. Also quality sample is taken when unloading material is stored in intermediate tanks in order to transport to the Renewable diesel factory or to be sold to liquid to tank. Loading / unloading slot booking is used if loading/unloading is done at the Renewable Diesel plant. Transportation bookings and confirmations are routed via Logistic Integration Provider to / from Transport companies.