Determining customer needs (determination of the type and quantity of fuel)

Logistics (determining the type of delivery or pickup location)

Cost calculation (the cost depends on the required volume and type of delivery)

Contract process (form of payment, calculation upon arrival, deferred payment, regularity of deliveries)

Preparation for shipment of products (formation of products of the required packaging and quantity)

Shipment of products (The fact of shipment is confirmed by the invoice)