As energy costs spiral and energy consumption increases, companies are starting to review how this is impacting their business, including IT strategies and usage. Over the last few weeks there have been a number of incidents of companies suffering from power loss in their data centres. Some companies are taking action, including Dresdner Kleinwort, which has recently announced it is moving out of Docklands for this very reason. But a move like that takes months if not years of planning and can't be achieved overnight. So what are the options?