Rotating the 3D view in Revit is essential for getting a better understanding and perspective of your architectural designs. Here’s how to effectively rotate in 3D view in Revit:

1. Open the 3D View: First, open the 3D view that you want to manipulate. You can do this by navigating to the 'View' tab and selecting the '3D View' option.

2. Activate the Pan tool: Once you have the 3D view open, activate the 'Pan' tool by clicking on the 'Pan' icon in the navigation bar. This tool allows you to pan around the 3D space to adjust your view.

3. Hold down the Shift key: While the Pan tool is activated, hold down the 'Shift' key on your keyboard. This will allow you to rotate the 3D view instead of panning.

4. Rotate the 3D View: With the 'Shift' key held down, click and drag the mouse to rotate the 3D view in the desired direction. This will give you a different perspective of your architectural design.

5. Release the Shift key: Once you have adjusted the view to your liking, release the 'Shift' key to exit the rotation mode.

6. Save your View: If you want to save the rotated view for future reference, you can create a new 3D view or save a snapshot of the current view.

By following these steps, you can effectively rotate the 3D view in Revit to get a better perspective of your architectural designs. This can be especially helpful when presenting your designs to clients or stakeholders, as it gives them a more immersive experience of the space. Practice rotating the 3D view in Revit to find the best angles and views for your architectural projects.