E-procurement is defined in various ways. According to Tatsis, Mena, Wassenhove, and Whicker [7], eprocurement is the integration, management, automation and the empowerment of an organization's procurement process, using tools and electronic technology, and webbased applications. Another opinion comes from Alaniz and Roberts [8] who says that e- procurement refers to the internet solutions that facilitate the purchase of the company. Other researchers also give their definition of eprocurement such as in [9].
Procurement is usually classified in two types of purchases, direct and indirect. The classification is based on the goals of the goods obtained [10]. The direct procurement involves materials such as raw materials and components of finished goods that will be sold to consumers [11], whereas the indirect procurement involves goods and services that are not part of the finished products, but needed to support internal business activities, such as computers, office and operating supplies, etc
E-procurement is defined in various ways. According to Tatsis, Mena, Wassenhove, and Whicker [7], eprocurement is the integration, management, automation and the empowerment of an organization's procurement process, using tools and electronic technology, and webbased applications. Another opinion comes from Alaniz and Roberts [8] who says that e- procurement refers to the internet solutions that facilitate the purchase of the company. Other researchers also give their definition of eprocurement such as in [9]. Procurement is usually classified in two types of purchases, direct and indirect. The classification is based on the goals of the goods obtained [10]. The direct procurement involves materials such as raw materials and components of finished goods that will be sold to consumers [11], whereas the indirect procurement involves goods and services that are not part of the finished products, but needed to support internal business activities, such as computers, office and operating supplies, etc
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