Part 4: Karen works with the group to use the canter pirouette and square turns as a means to create engagement. By pairing these tools with Karen's advice on their individual position, they are able to how rapid improvement down a line of fences. Karen works with a rider whose horse tends to wilt on the way to the fence. The group discusses the definition of impulsion, and watch how the rider can improve the shape of her horse over the fence, when she wakes her up and creates it.