AirNotes: A Location-Aware Application in SaaS Pattern

Software as a Service (SaaS) has been considered very attractive to business users, especially Small and Medium Enterprises (SMEs). Most SaaS applications available are traditional enterprises applications. This paper studies a new type of application, location aware application, in SaaS pattern. Unlike business application, it involves a network of location tracking sensors. The paper reports on the development and demonstration of AirNotes, a typical location aware application that responds to users depending on their location with support of tracking devices. The AirNotes scenario, the challenges of being a SaaS, and some key issues in AirNotes development are discussed.