3:00, The most important contact is the hand, there should be no stress in the arms, allow the lady to do and express more and in harmony of the movement. The frame is the result of the correct posture.
15:00 Stillness, not stress. Tone, not stress. Don’t jump over the line of force and effort, it’s no good with the force, no performance/quality. Show only the line of the figures/PP, not the force.