 The building structure also provides examples of many different uses of materials for different areas, some of which include "coloured stone facades, steel pipe strut supports and a polychrome and polygon brick" shown within parts of the building, all of which affect RMIT's atmosphere.The Readings Book Shop is a heritage listed post office founded in 1910, and renovated to be a bookshop and completed in 2005.It is located on 253 Bay St, Port Melbourne, Victoria, 3207.