The availability of SaaS ITSM tools offers new options for IT infrastructure & operations teams - but this new type of solution isn't a panacea. You'll still need to base your decision on the needs of your customers and your organization, and ask focused questions about areas such as ease of upgrade and total cost of ownership. To realize the full potential of SaaS to deliver technology services better, faster, and cheaper, you may also have to make new investments in people and process. This Forrester Research-market overview provides guidance to help you remain grounded and well-informed when considering the potential of SaaS for ITSM. Overviews of 21 SaaS ITSM vendors and 23 tools classified by target markets help you understand the available options.