Unlock the power of relationships in Power BI with the DAX RELATED function! In this tutorial, you’ll learn how to use RELATED to fetch data from related tables, understand its role in one-to-many and many-to-one relationships, and apply it in real-world reporting scenarios. Perfect for beginners and advanced Power BI users, this guide covers practical examples, best practices, and common mistakes to avoid so you can confidently work with related tables in your data model.