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The design and features of functional products are discussed. The functional products are total care products comprising of hardware and support services. The design of a total care product involves creation of a new service system or the modification of the existing system. The design process improves the customer relationship and satisfaction. The reusability of hardware is considered as a key feature in the sustainable design of a functional product.
Alonso‐Rasgado et al. (Fri,) studied this question.