Components of a music recording, the timbre of musical instruments, dynamic continuity, the conformity of tempos of individual takes and the continuity of the whole recording. Different forms of notation of musical pieces of various musical styles and genres, team work, getting familiar with the work of a music director, sound master and artist, the exact definition of problems in terms of mutual communication. Psychological aspects of the work of a music director, ways to communicate with the artist and the estimation of maximum performance.