Abstract: A computerized system for providing a consumers with a means of designing and visualizing customized design interiors using components or parts chosen from off the shelf components in order to create a custom interior with a minimum of effort on the part of the sales people in the show room. Such program will provide a visual representation of the particular items and arrangement chosen by the consumer upon his selecting such components from the data base. The software is designed to provide prompts, initially, to the buyer in order to determine the size of the interior space under consideration, The computer will then provide a visual, on screen, representation of the components that the customer has chosen and place them upon that design environment that the consumer has indicated.