The Ghan of Australia. "The Ghan" service was notorious for delays caused by washouts of the track. A flatcar immediately behind the locomotive carried spare sleepers and railway tools, so passengers and crew could repair the line. The very uncertain service via this route was tolerated because steam locomotives needed large quantities of water, and Stuart's route to Alice Springs was the only one that had sufficient available water. During World War II the service had to be greatly expanded, putting great pressure on the limited water supplies. As a result, de-mineralisation towers, some of which survive to this day, were built
Software as a service Systems (MIS), enterprise resource planning (ERP), invoicing, human resource management (HRM), talent acquisition, learning management systems, content management (CM), and service desk management. SaaS has been incorporated into the strategy of nearly all leading enterprise software companies. According to a Gartner Group estimate, SaaS sales in 2010 reached $10 billion. SaaS applications are also known as Web-based software, on-demand software and hosted software. The term "Software as a Service" (SaaS) is considered to be part of the nomenclature of cloud computing, along with Infrastructure as a Service (IaaS), Platform as a Service (PaaS), Desktop as a Service (DaaS), managed software