This advanced course is designed for Power BI users who want to unlock the full analytical capabilities of the platform through Data Analysis Expressions (DAX) and robust data modeling techniques. Participants will learn how to build complex measures, optimize data models, manage relationships, and apply DAX functions for dynamic calculations. The course focuses on performance tuning, calculated tables, row-level security, and best practices in enterprise report design. Through project-driven exercises, learners will create scalable, interactive dashboards and models tailored for strategic decision-making.