Rules of golf not one of the numbered rules, is found in the R&A rule book's inside front cover: "Play the ball as it lies, play the course as you find it, and if you cannot do either, do what is fair. But to do what is fair, you need to know the Rules of Golf." In addition to the rules, golf adheres to a code of conduct known as etiquette, which generally means playing the game with due respect for the golf course and other players. Etiquette is often seen as being as important to the sport as the rules themselves. Before
Rules of Play in a fresh way in great detail. The book is divided into four units, first introducing core concepts, then expanding on these with a detailed discussion of rules, play and culture. The book is punctuated by guest contributions, including one essay and four commissioned games, each discussed alongside various prototype materials. Rules of Play Rules of Play: Game Design Fundamentals is a book on game design by Katie Salen and Eric Zimmerman, published by MIT Press. Will Wright, a game designer for Sim City, when describing this book, said "This is the most impressive book on game design I've ever