After a few days of V joining the Straw Hats. One thing that stood out was V's lack of manners.

"V." Sanji sighed, pinching the bridge of his nose. "Listen, I know manners might be a foreign concept to you but I need you to try." He added, taking a drag of his cigarette. "How about this? Just a simple 'sorry' or are you too dumb to know what that means?