Book excerpt: Mass Customization leads the strategy of today`s well succeeded companies. It indulges the customer with the so long yearned for product and/or service that exactly fits his desires and specifications. This book compiles a hand-selected variety of testimonies from Mass Customization experts worldwide with different experiences both on an academic research basis as well as on practical case studies. This diversity makes it a compulsory guide to use in any enterprise throughout the world that wants to take its business into new and more ambitious dimensions. Furthermore, its contents are structured in a way that will help everyone that wants to learn, teach or put into practice the concepts of Mass Customization.