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

We use many tools, equipment, machines and benches in the workplace. Such devices which are fed from main electrical panel, group panels or machine board are frequently encountered due to maintenance, repair, installation and similar works, in order to cut off electrical connections or to be kept in continuous condition.