Noushin Nourouzi
Nowadays, various businesses have experienced many changes because of the increase in the competition in various fields. The two terms consumption and purchase have always been of interest in the marketing to researchers and professionals. This research investigated the concepts of marketing and customer satisfaction. As the results show, consumer behavior is raised in buying and consumption. Factors such as product quality, satisfaction, loyalty of customers to a particular brand, the belonging of customers to the brand can cause the customers' tendency to use a particular product. Using sales promotion methods can also have a high impact on the commercial performance of financial and service institutions.