Service and Software Application via the Internet, similar to a lease, charge, after the manner of use (Pay as. You go) such as the number of users, duration of use. The user doesn't need to invest more in the section.And the Software License including cost in maintenance. Because a provider will be all administrator. Users can access and Software Application through Internet connection from anywhere by don't care Software and These installation where, for example, a service email premium this charge to use software email of seller when not used just cancel. Customers do not have the right of ownership software there.
Example is Google Classroom.