Rotating a 3D view in Revit is a useful skill that can help you gain the best perspective for your design and architecture projects. Here are the steps to do it effectively:

1. Open the 3D view you want to rotate in Revit.

2. Click on the 'Navigation Wheel' icon located in the View Control Bar at the bottom of the screen.

3. The Navigation Wheel will appear on the 3D view. You can click and hold the 'Rotate' icon on the wheel to start rotating the view.

4. As you rotate, the view will change to the angle you desire.

5. Release the mouse button when you have achieved the desired angle.

6. You can also use the 'Z' and 'X' keys on your keyboard to lock the rotation axis to the vertical or horizontal plane, which can help you rotate the view more precisely.

7. After you have rotated the 3D view, you can save the view as a new view if you want to keep the rotated perspective for future reference.

With these simple steps, you can easily rotate a 3D view in Revit and gain the best perspective for your design and architecture projects. This skill will help you present your designs more effectively and make better-informed decisions throughout the design process. Start practicing this technique and take your 3D views to the next level!