The case study is one of the most commonly used social research methodologies. This article attempts to examine the different dimensions of a case study research strategy, the different epistemological strands that determine the particular case study type and approach adopted in the field, discusses the factors that can improve the search strategy. Objective: This article proposes the activity of TikTok. model and strategy as a case study analysis. Method: This article was reviewed using the systematic literature. EBSCO scientific publications. A case study is a detailed study of a specific topic, such as a person, group, place, event, organization, or phenomenon. Case studies are commonly used in social, educational, clinical, and business research. Designing a case study usually involves qualitative methods, but quantitative methods are sometimes used as well. The model identifies five forces present in an industry that will affect the competitive position of a product. in the market, being 1 the threat of new entrants, 2 the bargaining power of buyers, 3. The case study protocol is a formal document capturing all of the procedures involved in the collection of empirical material. It provides guidance to researchers for collecting evidence, analyzing empirical materials, and writing case study reports. This section includes a step-by-step guide used for executing the actual project,