Software as a services (SaaS) has become the typical delivery model for a range of business applications, including general office and messaging software, DBMS software, management software, CAD software,virtualizations accounting, collaboration, customer relationship management, dDevelopment sofware, enterprise resource planning, general invoicing applications, human resources, content management and service desk management.

SaaS is generally accessed directly by utilizing a thin client via web browser. This provides flexibility, reliability and is user friendly.