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.
(..) Here we are... Don't want you to catch cold. A five minute game? If you think you can manage it. We both have two bishops, I may be absent from the room... But my methods are not. You can't mean Dr. Watson... Surely? So it doesn't seem fair. Right ... The surgury would've left scars. (..)2011 Sherlock Holmes: A Game of Shadows
(..) That narrows down the possibility to one of six. You and Sim shall find her brother.... Of this I have no doubt. Holmes. You know my methods. And I know where you'll be. No possible solution could be more congenial to me than this By the way, Who taught you how to dance? You did, Heh... (..)2011 Sherlock Holmes: A Game of Shadows