From any diamond: Points Cast A Shadow (1/2 Zoom, Cast 3/4 & Spread); outside centers "shadow" their point (the one they are following) in a looping action as in Cast a Shadow and step up inside of their point; inside centers Trade and step ahead to the vacant spot.
George Amos
This definition is from SCVSDA Note Service by Bill Davis.
It is provided here for informational and educational purposes only.
