There are also "custom-made" programs that are designed by the soft house especially for the specific need of a particular operator. These can be compared to "tailor-made" garments. The market for packages has grown in response to the development of "microcomputers", the smallest hardware systems on the market.
業者常以服裝來比喻：特別設計的是「訂做」，套裝軟體為「成衣」。