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 snooker the striker nominates such ball; or (3) the ball could be on and the striker nominates, and first hits, another ball that could be on. If the cue ball is touching another ball which could "not" be on (e.g. touching a colour when the striker must pot a red, or vice versa), a touching ball is not called, and the striker must play away from it "and" hit a legally nominated object ball. Where the cue ball is simultaneously touching several balls that are on or could be on, the referee shall indicate that each and every one of them