What turned out to be most taxing in terms of energy, from Kuo's perspective, was the attitude of the staff toward service, which had not progressed beyond the stage of a "nationalized enterprise." The problem was compounded by the free and relaxed nature of Latin American culture.
對郭豐饒而言，他覺得比較費力的是服務人員的服務態度還停留在過去的「國營」模式，再加上拉丁美洲人民自由閒散的天性。