This document provides a presentation on commercial buildings and multiplexes given by several students. It begins with an introduction to multiplexes, describing them as complexes of retail stores planned for customer convenience and merchandise exposure. It then discusses types of multiplexes including neighborhood, intermediate, and regional centers based on size. The document also provides a history of multiplexes in Nepal, describes various building components like parking, landscaping, recreational spaces, and more. It includes case studies of existing multiplexes in Nepal.