1. Apparently the impulse to donate in order to effect a health result existed in Talmudic times, and the rabbis of the Talmud did not condemn this impulse.
Aim for a certain sweet spot, just to the side of the head pin; if the ball rolls into that spot, the pocket, all the pins will probably fall. Every bowler wants to hit the pocket reliably, frame after frame, round after round. To succeed, bowlers practice their footwork, their balance, their grip on the ball, their smooth release.