Abstract: A method and system for inbuilt intelligence for finalizing and delivering the architecture of a space through a web-based and/or offline system is described. The user is allowed to interactively customize the layout and design of the architectural space. The disclosed system validates the user selected options against predefined electrical, mechanical design and other relevant standards. The disclosed method and system also provides the details about the associated costs and relevant architectural drawings during the course of customization. The information including bill of quantities, drawings, specifications, etc., from the user selected options can be extracted and fed into relevant systems for executing and delivering the architectural space.