he strategy of creating customer loyalty is one of the most basic and necessary strategies that companies and economic activists should put at the top of their work. To maximize the effectiveness of affiliate marketing, the seller must coordinate the level of affiliate marketing activities with the level of customer participation. Not knowing that customers can create value for companies in ways other than buying causes the company to either invest insufficiently in the value of customer participation or, by investing too much, waste valuable marketing resources and incur unwanted costs. impose on the company. In order to investigate this topic: Do relational links have a significant effect on the value of customer participation? What are the appropriate criteria for measuring the value of customer engagement? Do the components of customer participation have an effect on customer retention? What is the relationship between the components of customer engagement? The present research was carried out. In this research, it was tried to examine and analyze the main factors in customer participation and to study the effect of relational links on the value of customer participation in Sepeh Bank.