Description: The last stretch of line and the leader hook 90º left. The rest of the line lands with a lot of little curves (slack).
Use: to present your fly to a fish located in front of you on your own side of the stream without lining it and without your fly dragging. The main stretch of the line is in line with the current.
Execution: after a low backcast, stop the rod tip very high applying too much power too soon (as if to create a tailing loop on purpose). Just then, when you stop the front cast, flick our wrist outwards (right for right-handed casters). A second after the stop, lower the rod tip until it almost touches the water. You've got to do all this smoothly.
If it doesn't come out right, it's because...