Is it really SaaS?

True On Demand/SaaS solutions offer faster deployment, immediate savings and built-in service and expertise on demand via the Internet. Make sure your business realizes the full benefits associated with the SaaS model. Look for the following characteristics to distinguish a true On Demand solution from the rest.

On Demand / SaaS offers: Triple Tree Source
Procuri Solutions
A core shift in the underlying relationship, from product-based to service-based
Web-based application with delivery of the application service over a standard Internet browser that is specifically designed and developed by the Software as a Service provider, not another technology firm
No end-user investment required in software, hardware, implementation and integration services, or use of additional IT staff
No software/no hardware installed; remotely delivered and managed applications from a single or multiple centralized locations, but not residing on the client's site or within its underlying IT structure
Rapid and simple deployment, configuration and training (typically less than three months)
Single application code base (Java, J2EE, .NET, or open source) and single platform and database selection that is used across the entire customer base allowing for significant product development and R&D efficiencies
A "one-to-many" application delivery model that is often defined as a multi-tenant architecture, which is scalable, secure, and replicable application architecture capable of supporting thousands of concurrent customers on a single instance of the application
Frequent upgrade cycles occurring multiple times per year in addition to minor product enhancements on a routine basis that are all seamlessly deployed over the Web
"Pay-as-you-go" pricing with a wide variety of models (i.e., subscription, transaction, etc.)and terms ranging from payments received upfront, to pre-pay, to as incurred
Ability to customize and configure the appearance, policy settings, workflow and other characteristics to meet the diverse needs of a large customer base
Ability to integrate using APIs and Web Services with other existing third-party and internally developed enterprise applications and databases
Back-end application hosting from remotely managed/owned facilities, or provided by a third party
24x7x365 perpetual account responsibility with on-going customer services supporting end-user adoption, use / training, and troubleshooting