Mark did some work for a local authority in the UK when they were going through their technology refresh recently.  His article briefly summarises what would normally be a multi page case study of how a customer brought technology to bear in order to reduce the total cost of IT ownership, achieving more through a process of business change, technology refresh and inter departmental cooperation.  The authority had AD, and Exchange 5.5, and wanted to move forward with collaboration options and document management features, archiving, blades, clusters and a SAN.