Using the example of a UK based office building in 24 hour use propose a FM supply chain strategy that will encompass innovation systems to drive change and added value. You should critically analyse the Ellram et al (2004) paper and bring in such other work as is necessary to create the optimised FM supply chain in conceptual terms. (you don‘t need to find an actual building. you can imagine one if you have to- but it must be 24/7）