Re: Doesn't have to be three...
When I did it ('02) I recall being told to start the manoeuvre with a forward turn rather than a reverse, my guess is so that it takes at least three parts, and they can get a better impression of your skill.
When I did it ('02) I recall being told to start the manoeuvre with a forward turn rather than a reverse, my guess is so that it takes at least three parts, and they can get a better impression of your skill.