Company B is leading global designer and manufacturer of interior and exterior doors for the residential new construction; the residential repair, renovation and remodeling; and the non- residential building construction markets. They pride themselves in designing and supplying the best quality product available. For this reason, the systems must reflect the need for a highly integrated set of functions that can coordinate the different department to consistently provide a quality product meeting exacting specifications, delivered to the right site on time. Orders are generated by wholesale distributors in the construction industry and from request for quotes for major residential and commercial construction projects. The sales force also meets customers and must quickly provide full quotation after having fully assessed the needs and specifications. They also need to help customers in guiding them towards the most appropriate selection among the different models that also come in different materials, colors, qualities and hardware. Customer can also use a web-portal to scan the catalogue and create their order, using a special facility to ensure the different components are available and suitable for a particular model of door. The complexity of orders coming from so many sources with exacting demands requires a very robust