They must find time outside of normal work schedules to rehearse, and struggle to get a grip on the play, and it is often impossible to manage to break through. Also, because of an absence of rehearsal sites, it is difficult to train lighting and sound specialists.
要從工作之餘抽空排戲，相互摸索，往往無法突破瓶頸；而由於缺乏排練場地，燈光、音效專門人才也不容易培養。