The importance of choosing what is and what is not in the frame of your photograph lets you determine the meaning of the photo. The world is still going on around the frame and it can add context and three dimensionality. Framing allows the viewer to draw connections between unrelated objects or images.
In the second video, the framing of the composition and leading lines can draw attention to your subject better. Good composition makes for a better balance and it makes the photograph more thought out. Using the environment and natural structures makes the shot much more interesting as well.
Good answers. Framing creates those connections because we naturally compare elements in the frame