The Wing Girl Method

The Wing Girl Method?
Hm....(Inserted David Deangelo hm to create tensions)
I do not know if I can get a grasp onto this one.
It seems almost as if they are not very sure what they are teaching.
Looks like a marketing ploy. David D could have taught this.
It goes against many of the thoughts and beliefs, but they try to
catch up in the end.