Via CIO-TOday:-Software-as-a-service offerings are expanding, and gaining more acceptance. How would you like to just stop deploying enterprise Relevant Products/Services software, stop monitoring application performance, and stop participating in the finger-pointing and second-guessing which occurs when there are performance problems? That's the basic attraction of software-as-a-service (SaaS).
Customers access SaaS applications and data via the Web and essentially rent the application from the SaaS provider on a per-user or per-month basis. The SaaS provider is responsible for delivering, securing and managing the application, data and underlying infrastructure Relevant Products/Services More here
Though SAAS apps continue to make a big splash across the board, I still think companies should look into hybrid models -- vendors who offer both SAAS and on-premise apps. This model is particularly useful for companies who are using applications, such as compensation/sales performance management solutions where 1000+ sales people are being affected. How do you make the transition from on-premise to on-demand without a significant disruption in revenue? Hybrid just seems like the way to go...
Very True, I always recommend first step is to go into Hybrid Model.