The only think that comes to mind if the button is in fact a fulcrum would be loosening up the chest, which isn't really doable properly. Perhaps losening up the upper side seams a bit.
post #30346 of 78717
6/5/12 at 2:02pm
It's actually a German saying, originally, and some of its meaning has been lost in translation. So you're not wrong to think the literal phrase is a little odd.