As initial funds were short, she converted her own home into Echo's office, where she and her devoted staff often worked fourteen hours a day.
草創時期，經濟十分拮据，租不起辦公室，吳美雲便把家中浴室改裝成暗房，臥室作為編輯室。就在小小房間中，他們一群創業夥伴每天工作十數小時，開始拓展漢聲的基業。吳美雲、黃永松與姚孟嘉三人是漢聲的「鐵三角」，三人十幾年來合作無間。