Though his staff is often confused by the way he runs the office, I've found that there's 'method in his madness'.
The book lacks 'method'. [=the book is not arranged in an orderly way]
He claims to have developed a new 'method' for growing tomatoes.
(..) ...Mr. Ra's al Ghul? You're not Ra's al Ghul. I watched him die. DUCARD: But is Ra's al Ghul immortal? Are his methods supernatural? Or cheap parlor tricks to conceal your true identity, Ra's? Surely a man who spends his nights scrambling over the rooftops of Gotham... (..)2005 Batman Begins