CASE-technology of modeling processes using BP. Win and ER. Win" authored by a team of authors led by A. F. Graduation is a unique training manual that will become an indispensable assistant for students, graduate students and practitioners in the field of information technology and business process management .. This publication opens the door for readers to the world of modern modeling technologies, allowing a deeper understanding of how to effectively manage and optimize processes in organizations. From the first pages of the book, the reader is immersed in the fascinating world of CASE technologies - tools that help not only in visualization, but also in the analysis, design and optimization of business processes. The authors examine in detail two powerful tools: BP. Win and ER. Win, which are standards in modeling. The book not only describes the functionality of these programs, but also offers practical examples of their use, which makes the material accessible and understandable even for those who are just starting their way in this area. What makes this manual especially valuable? First, it covers a wide range of topics, ranging from the basics of modeling to the complex aspects of process integration and automation. Readers will be able to learn how to create and analyze models, how to use notations and diagrams to visualize processes, and how to apply the knowledge gained in practice. This makes the book relevant not only for students, but also for practitioners seeking to improve their skills and master new tools. The book will be interesting to different categories of readers . Students of technical and economic specialties will find in it useful knowledge that will help them in their studies and future careers. Specialists in IT and project management will be able to use the manual as a guide that will help them in their daily work. In addition, the book will be useful to managers who want to optimize their business processes and improve the efficiency of their team. The topics raised in the book cover not only technical aspects, but also strategic approaches to process management. The authors emphasize the importance of proper modeling to achieve business goals, which makes the manual relevant in a rapidly changing market. In the context of digitalization and business automation, knowledge of modern technologies becomes not just an advantage, but a necessity. The style of the authors is distinguished by clarity and accessibility of the presentation . They strive to make complex concepts understandable to a wide audience, which is especially important in educational literature. The book includes not only theoretical materials, but also practical tasks, which allows the reader to consolidate the knowledge gained and apply them in practice. If you are looking for literature on business process modeling, then “CASE-process modeling technology using BP. tools Win and ER. It will be a real treat for you.... It will not only expand your knowledge, but also inspire new ideas and approaches to work. This guide is your reliable companion in the world of information technology and management, which will help you confidently step on the path to success.