The role of coaching in the sport will be further revealed when veteran coach Ben Koufie launches his manual on the technicalities involved in the game which that determines how teams set up.“The Principles of Modern Soccer Coaching” is a manual authored by the former Ghana Football Association chairman which will be launched Thursday in Accra.In partnership with the, Ghana Football Association, Ben Koufie, a FIFA and CAF Coaching Instructor, will do the book launch.The manual will serve the needs of up-coming coaches, teachers, media, students and football fans.