In recent years, much attention has been paid to the needs of customers in relation to service levels. High levels of customer service are used as a tool to achieve competitive advantages. Along with increasing the awareness of clients about the services that can be provided by institutions such as companies, they are increasingly sensitive to the quality of the services they receive. In order to maintain a long-term relationship and meet the expectations of the clients of such institutions, it can be important to mention that the quality of the services provided in these institutions is important due to the high level of competition of public and private companies on the one hand and the issue of increasing on the other hand. Profitability, the level of quality of services that can be provided should definitely be on a relative and favorable scale, but strengthening the underlying components of creating expectations in customers, such as the level of awareness and knowledge of company employees, which is caused by the level of training provided to They have been very effective in increasing the level of meeting expectations.