It is seldom easy to collect evidence in a regular criminal case, "let alone," says Tang Yu-tsui, "in a domestic case." In a big city, the neighbors are complete strangers to each other. Even when they are aware of child abuse in a neighbor's home, they are wary of getting involved.
但搜證工作常常很難進行，「家務事特別難以搜證」，湯玉翠指出，特別是都會區，左右鄰居根本不相往來，就是知道也會有所顧慮、不願意透露。