The services are classified into three groups; Personal, social and business services. Services are considered as the title of excellence for marketing because the prosperity of any business needs consumer satisfaction; As a sustainable marketing strategy, to attract the customer and to convince him of the product or service. Also, the quality of services, and the quality of people, processes, and products affects the marketing and service delivery process.
Today's global economy is a service-based economy, so products are no longer separate from services that have become an integral part of the product. It is defined as the activities, benefits and acceptance that are provided to the customer with the product.