Customers, for an organization, represent one of the most important assets, especially if it is in the service area and, as far as it is concerned, it is important to try to keep them with the organization and achieve their loyalty with the company. To achieve this goal, the company must try to meet the needs of customers and exceed their expectations in order to maintain competition in the market. However, how can an organization keep customers satisfied and at the same time maintain competitive in the environment where it is located? For this purpose, the following research work will relate the independent variable "Customer Service" with the dependent variable "Business Durability" to answer our question: how does customer service generate factors of business durability in bars from Cercado de Lima district? The importance of the following research lies in the need for investors, entr...