Although OutSystems makes working with data incredibly simple, handling more complex use cases can be challenging due to its inherent simplicity. 

Take Away:

1. Define the concept of data modeling

2. Highlight the importance of organizing and structuring data for effective application development

3. Understanding Complex Data Modeling in OutSystems

4. Key Components of Complex Data Modeling in OutSystems

5. Best Practices for Complex Data Modeling

6. Real-world Use Cases

7. Conclusion