Unified User Interface layer provides the control and visual elements that define the interaction that the user has with the system.

Integration layer provides connectors to simplify and standardize Interaction with back-end -terns.

Device Management layer provides transformation and transcoding to support a wide variety of devices.

Browser Mediation layer adapts output to conform to the standards and capabilities of each browser type.

User Interface Services layer provides reusable functions specialized to the needs of the end

Access and Incorporation layer provides the capability to Incorporate data and functionality from any number of back-end systems into the user interface.