“…The general aim of it is to provide a complete evaluation of the various aspects of businesses, processes and services. For example, the measures in relation to the main purchasing processes [14] may refer to the following issues: make or buy, supply market analysis [48], spend analysis [49,50], sourcing strategy [51,52], specs definition [53,54], supplier selection and contracting [52,55], supplier development [51,56], management of the order cycle [52], supplier involvement in NPD (new product development) [55,57], supplier integration in order fulfilment, supplier evaluation [52,53,56] and collaboration processes [58,59].…”