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.
(..) No, l insist. There clearly isn't room for all of us. l'm the lesst able to dig, and l'm not one of the walking wounded. lt's only one night. lf l remain, it's the most effective method of persuading my husband... to abandon whatever he's doing and come and rescue us. - All right. (..)1996 The English Patient