Conduct a global sourcing, 'best deal' assignment, using the Internet, aimed at buying consecutively: (1) 20 tons steelplate (0119 Mod. and 0144,1 inch thick and 100 inches wide); (2) rental of a mid-size car in New York for three days; (3) car insurance, full cover, for a car with a catalogue value of 35,000 Euros; (4) 140 tons bunkeroil. What supplier provides the best value for money? Assess how each of the stages of the purchasing process model (specification, supplier selection, contracting, ordering, expediting, evaluation and follow up) is supported by the Internet.