a group-leader is the person, who starts the project for a song, setting the general conditions. as can be: chords, lyrics, tempo, possible instrumentation. he has to be approved by botw regarding his skills. in generall his directions are finall. he is responsable for the quality of his groupe members. his benefit is a higher commisson of all the endproducts within his project, compared to his groupe members. he can be groupe leader of numeorus songs. he only can start a song projekt. the commission is paied by botw to a paypal account.