For this reason, more than a few businessmen see these products as a gold mine. Many cable TV operators sell these products on specialty sales channels. Drug stores serve as sales agencies. Even doctors and nurses moonlight as salespersons.
因此這是商人眼中的一塊大餅，許多第四台有銷售頻道、藥局有代售，甚至醫護人員也兼差推銷。