Educational services, namely, conducting classes, seminars and workshops in the field of music and vocal training; entertainment services in the nature of recitals in the field of music and vocal performances; education services, namely, providing tutorial sessions in the fields of singing training, singing lessons, voice therapy, vocal techniques, singing exercises, vocal performance training, rhythm, pulse, melody, improvisation, breathing, voice resonance, pitch accuracy, speaking, and range development; educational services, namely, conducting classes, seminars, conferences, and workshops in the field of singing training, singing lessons, voice therapy, vocal techniques, singing exercises, vocal performance training, rhythm, pulse, melody, improvisation, breathing, voice resonance, pitch accuracy, speaking, and range development and distribution of course material in connection therewith; Professional coaching services in the field of singing training, singing lessons, voice therapy, vocal techniques, singing exercises, vocal performance training, rhythm, pulse, melody, improvisation, breathing, voice resonance, pitch accuracy, speaking, and range development; advisory services relating to entertainment in the field of music and vocal performances; advisory services relating to promotional publishing and music publishing in the field of music and vocal performances