a server apparatus is provided for conducting an evaluation of a music piece with an external terminal apparatus . in the apparatus , a communication unit is used to exchange information with the external terminal apparatus . a first transmitting section transmits first prompt information to the external terminal apparatus through the communication unit , the first prompt information being effective to prompt a first evaluation of a music piece . a second transmitting section transmits inquiry information to the external terminal apparatus through the communication unit , the inquiry information inquiring whether or not to proceed with a second evaluation of the music piece . a receiving section receives request information from the external terminal apparatus in response to the inquiry information through the communication unit , the request information requesting the second evaluation . a third transmitting section transmits second prompt information to the external terminal apparatus in response to the request information through the communication unit , the second prompt information being effective to prompt the second evaluation of the music piece .