The PDS (problem detection study) method is used to study a number of in-depth surveys conducted in order to formulate problems related to the use of these products or services. The approximate list of problems obtained in this way is then used as the basis for detailed surveys of a large number of respondents. Stage I : PART01 Development of a research plan PART03 PART02 PART04 Stage II: PART01 PART03 PART02 PART04 This method provides an in-depth study of the organization’s services and the definition of a rough list of questions, which is used as the basis for a survey of a large number of respondents, and then computer data processing. This method helps to better understand the problems consumers encounter when purchasing your products or using the service during the service process. Knowing the cause of the problem makes it easier to find a solution to the problem. Stage I: a) determining the stages of the upcoming research plan; b) a survey of the main researchers in the company in order to identify the main problems. related to the use of these products; c) Survey of customers, performers and advisors; d) drawing up a list of problems and disassembling questionnaires. Stage II: a) the spread of pepper problems among regular users. random and former customers; b) processing and passing information through the management filter; c) analysis of the received responses. identification of the main problems; d) report on the completed research and preparation of proposals. The "PDS" method is not a strategic model, but it plays a crucial role in modern strategic thinking, contributing to a better understanding of the structure of customer needs. Although this method does not allow you to uncover the roots of the structure of needs, it helps to understand well the problems that consumers face when using a particular product. The results of research conducted using the " PDS " method can be used to increase competitiveness.