The rules say that we should leave room in front of the subject to allow for implied movement. Minimizing the space in front of the subject creates tension by seeming to trap or confine the subject.
Here there is enough room in front of the goalie for her to react to the incoming puck.
Here the net has enough room to fly directly at the viewer.
This antelope ground squirrel has room to run to the left.
Here the squirrel appears to be trapped by the edge of the picture.
Breaking the rule can lead to good images.