How to use a viewfinder effectively for capturing the best shots?

To use a viewfinder effectively for capturing the best shots, first, ensure the viewfinder is clean and free of obstructions. Next, position your eye at the center of the viewfinder and focus on your subject. Use the gridlines in the viewfinder to help with composition and framing. Adjust the focus and exposure settings as needed. Finally, press the shutter button gently to capture the shot.