Though UPS had continued to expand its retail store services throughout the 1930s and 1940s, by the early 1950s it was clear that contract service to retail stores was limited.

• 虽然在1930和1940年代,UPS继续扩展其零售店铺服务,但到1950年代早期,与零售店铺所订的合同服务明显减少。