Stages of Enterprise Maturity

                                              Here in diagram shows that first caterpillar company identifies procurement needs such as equipment, raw materials, services etc from vendor based on quality, price and reliability. If the company is interested with the material then vendor creates contracts and generates purchase orders from caterpillar company. Then company receives goods and services from vendors. Then they verifies invoices against purchase orders and received goods. If company is happy with the materials, then they process payments for verified invoices, if not they go with the another vendors. After getting the materials they design the products and manufacture it. Then they sell to the customers.