Abstract This study applies qualitative and quantitative research to investigate the relationship and effects off-campus performances have on students, teaching activities, school administration, and social education. Data was collected in the form of questionnaires and interviews. The questionnaires targeted the 2nd and part of first and third graders of music-talented classes of the seven senior high schools in southern Taiwan. Besides, interviews of teachers and administrators were given to compare each school¡¦s performance styles so as to research the phenomenon of off-campus concerts and operation. The results of this study are as follows: 1. Students¡¦ recognition and satisfaction towards off-campus performances are in direct ratio with students¡¦ involvement 2. Excellent off-campus concerts represent successful music instruction while successful music instruction reflect directly on high performance level at concerts 3. Off-campus performances should be supported by school administration, while school administration exhibits its function in the performances. 4. The styles and repertoires of off-campus concerts manifest each school¡¦s genre. 5. Off-campus concerts function as social education through student appreciation, demonstration and involvement. 6. Each of the seven targeted schools has unique characteristics in off-campus performances and instruction. It is the intention of this study to pose suggestions for the reference of teaching activities, administrators, and concerts of music-talented class. Keywords: senior high school music-talented class, off-campus performances, operation