How’s that for acronym soup?  Software as a service (SaaS) is all about providing value on-demand without the need to deploy software on premise.  Fundamental to this a multi-tenant architecture meaning you don’t have to have an instance of a software product for every customer you serve on-demand.  That’s one of the things that makes Hubspan unique (yes, that is a plug) and sets us apart.

This is a good post from Mark Morley over at GXS on this topic as it relates to the automotive industry (his focus) but these data points can be applied across verticals.