1. Information system linkages are vital for all types of production planning and control, including retail operations that link manufacturing with services. Williams-Sonoma is one such organization. Not only does Williams-Sonoma operate its own retail business, offering gourmet cooking products to consumers, it is also the parent company for such retailers as Pottery Barn and Hold Everything. Access the Williams-Sonoma Web site at www.williamsonomainc.com, and click on one of its brand sites. Then create a flowchart showing how you think information might flow among different departments or functions so that operations planning and control will benefit.