This article provides information about expertise, its financing, and what is needed for the development of expertise.

This article studies the main types of uncertainties that arise when finding limits. Some methods of disclosure of uncertainties are given.

Internet slang is becoming an increasingly important element of modern speech culture, especially among teenagers. This research paper analyzes the influence of Internet slang on adolescent speech culture, identifying its role in the formation and evolution of adolescent language practices. The article examines the mechanisms of the formation of Internet slang, its functions in online and offline communication, as well as the consequences of the use of Internet slang for the development of language skills and the cultural context of adolescents.

The article deals with the problems of communication of preschoolers with systemic speech underdevelopment, as well as ways of corrective influence on its development and improvement in children with general speech underdevelopment.

The statistical analysis of the processes taking place in agrotourism in the modern tourism industry is aimed at the development of economic forecasts for the assessment of the development trends of agrotourism for the near future.