This course provides a comprehensive understanding of how to use data visualization techniques to enhance business intelligence (BI) practices. Through practical lessons, participants will explore the fundamentals of data visualization, learn to use various visualization tools and technologies, and gain hands-on experience in data preparation and cleaning. The course covers advanced techniques such as exploratory data analysis (EDA) and dashboard design, and emphasizes effective reporting and communication with visuals. Specific business applications and ethical considerations in data visualization are also explored. By the end of the course, learners will be equipped with the skills to create insightful and impactful visualizations that support informed decision-making in any business setting.