Needs; They may appear as goods, services or a combination of both. It is ideal to plan and manage these needs. However, there will be unplanned needs. For example, situations such as an unexpected work accident, an epidemic like we are experiencing today, power outages, supplier problem, shipment problem may bring unplanned needs to our front.

As the procurement of goods and services required for companies to carry out their operations increases, they need procurement units. The size of the workforce and capital spent on purchasing necessitates a more comprehensive and well-organized structuring.

In our daily life, we apply the purchasing process to meet any needs.  Depending on the type of our need, we go to a grocery store, a hardware store or a hairdresser if we need some maintenance.  For example, we consider some factors quickly before going to the hairdresser.  If the hairdresser is on the nearby street but it is expensive, we thin