Software as a service is the latest incarnation of the hosting model. The demand for cost efficiency, information technology flexibility, and faster return on investment, coupled with new technology advancements, has caused the hosting model to be reborn.
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Joy of Enterprise Systems Implementations ), and toward standardized, componentized, common, and lower cost software services sourced (and even cancelled) at will from service providers. Whether referred to as hosted services, ASP services, SaaS, utility computing, or software on-demand, the idea is basically the same: instead of buying and installing expensive and pesky packaged enterprise applications, users can simply access applications over a network, with an Internet browser being the only