Google/Forrester: In this report, Forrester first examines the potential benefits of cloud-based e-mail. It then lays out a three-step process for evaluating the technology:
- Segment Your Workforce To Determine Its Email needs
- Calculate Your Fully Loaded On-Premise Email Costs
- Compare On-Premise Email Against Cloud-based Alternatives
It concludes that cloud-based e-mail makes sense for companies with up to 15,000 employees, and it offers a comparison of vendors.