This report review top findings of hosted filtering service users’ email experience. Since the acquisition of Postini by Google in the summer of 2007, the hosted filtering service category has gained some caché among IT departments frustrated with managing their own email filtering implementations. This report shows the level of user experience, as manifested in the Spam Index, the variability in that experience and the overall users’ satisfaction with their email experience.
This report compares the Spam Index results for users of hosted filtering service and compares them against the experience of challenge-response technology users. Statistics around Average Spam Index, Standard Deviation and Very Satisfied with the email experience are compared.