Confusion reigns over whether hosted or software as a service (SaaS) is the better choice for that next software overhaul. It doesn't help that so many hosted vendors are touting their wares as SaaS or Cloud. Of course, there's a reason for the blurring of label lines – SaaS is on an upswing in most markets. Put another way: everyone has their heads in the Cloud these days.
SaaS, Cloud computing, and Hosted solutions. Of course we were interested in EDI solutions, but the question is a generic one that applies to any application. The responses we received ranged from fairly detailed explanations of each, to "I don't know what these are." So for those who are unfamiliar with the differences, here is a primmer on the major differences and some discussion of the advantages of each. This falls far short of a full detailed explanation, but the basic concepts are accurate.