Literally wrote an article on this a few weeks back. Crazy that you saw how nuanced the distinctions might be! Should be up in the near-ish future
But here's my hint for now - it's all about attainability and value. Yes, compliance is compliance, but depending on if you ask, suggest, or command, you get value/attainability boosts/hits in varying degrees, depending on if she says yes or no. The higher risk, the higher reward, but she also respects the most brazen type possible (command), so there are universal benefits to going manly man commanding.
Catching my drift?

See if you can figure it out with that hint. Lesson are much stronger if you're given one hint then come to the conclusion by yourself.
Hector