Understanding CAUSE allows you to identify potential moves before or as they occur.
Understanding CAUSE allows you to enter a price move earlier.
Understanding CAUSE allows you to understand why a price move is occurring.
Understanding CAUSE allows you to assess when a move is likely to continue and when it‟s likely to end.
Understanding EFFECT only, means that all you can do is react to what has already occurred, usually well after it has already occurred, and then simply hope that sufficient profit potential is still available in the move.