Software as a Service (SaaS) is part of the service layer in the cloud stack to provide application service to the customers.
BrightSword IT Services provide application services which includes applications such as Social Networking , ERP, Web Services, Web Portals, google, twitter, facebook etc which are provided as a service by the Cloud Service Provider (CSP) to their customers.
The customers can avail any of the services mentioned above. BrightSword IT Services has also hosted an application called GoSocial.sg using SaaS for marketing your products and services to multiple social media platforms from one place
A Cloud Service Layer diagram is shown below.
The customer can choose any of the options below and avail the services.