Slide 1: Introduction to Redfish and Query Parameters. Slide 2: Introducing the $expand Query Parameter. Slide 3: The Problem $expand Solves. Slide 4: How $expand Works. Slide 5: Syntax of $expand. Slide 6: Expanding Collections. Slide 7: Nested $expand. Slide 8: Combining $expand with $filter. Slide 9: Benefits of Using $expand. Slide 10: Use Cases for $expand. Slide 11: Considerations and Limitations. Slide 12: Summary and Conclusion