The racing rules bible for 40 years, fully updated for 2021, containing the complete Racing Rules of Sailing, a brand new chapter on luffing and new scenarios on leeward marks and gates. This best-selling guide takes you around the course, from start to finish, going through the key situations that occur repeatedly, explaining the rights and obligations of each boat in turn. Colour diagrams throughout ensure concepts are easily understood. The latest rule changes are described, along with their impact on you as a sailor. With over 20 new scenarios, reflecting the courses we now sail, it is as up-to-date and relevant as the first edition was in 1985.