left and avoid leaning to right and become 'right heavy'. it's very easy to tip toward center. avoid that. think about head following l elbow.
a lot of how it looks at the top is driven by what the legs are doing.
if we are standing straight at each other, the top will be close. now, bend the legs, top will appear to be bigger.
lady: the right side should not "crunch up". as a matter of fact, it should stretch with the right arm that's connected to man.
lady: tight up diagonally from left shoulder to lower right side, this makes the left shoulder forward toward man. but pay attention to keep hip 