There are many proponents of the benefits of e-procurement, but a cautionary note is struck by Brian Caffrey of the purchasing web guide on About.com (purchasing.about.com). Visit this site and review his editorial comments on why caution should be exercised when assessing the financial savings that accrue through e-procurement. The most relevant article is Caffrey (1997). This article also gives a more detailed model from a supplier of how cost savings may be achieved.