Just as a starter to this question . In the International Style of Modern Ballroom Dancing now refered to as Standard, it is of the most importance that your top line as man is clearly understood. Some teach that you have three blocks of wood from just below the ribs down to the lowest part of your pelvis. Those block must always remain one on top of the other and must not move out of place. Also try having someone stand behind you with their hands on your shoulder. Now roll your shoulders backwards and down, keep them there without any tension. You will probably look and feel taller. Years ago the position between the man and lady was front on, now it is right side to right side. For this you will need a good instructor, or a video. Dance Vision 4 Richard Gleave has in it enough to keep you interested. One last thing , your head. When in dance hold you should not be able to see your partner even out of the corner of your eye, Nor she you. Happy dancing