Firms almost always consider software-as-a-service (SaaS) as a cost-advantage over on-premise in theshort run due to its quick implementation times and pay-as-you-go pricing. But many firms questionthe long-term value of SaaS, wondering if the rent-versus-own model necessarily has a cost crossoverpoint and if so, when? As SaaS continues to move into a broader range of applications and into larger,more strategic deployments, Forrester examined client decisions across a range of SaaS solution areas and found that firms obtain long-term value with SaaS solutions.