Done by first interlocking the pinky fingers (pinky promise) and then stamping the thumbs together (“seal”). Some people add a third step in putting their palms together (“stamp it”).
Usually it is done in the immediate presence of the other. Rather rarely it’s done over the phone and then the movements differ a bit.
Usually it is done in the immediate presence of the other. Rather rarely it’s done over the phone and then the movements differ a bit.



