"Picture a customer browsing the Windows Store looking at a Metro style app; we want them to be thinking only about the app and whether or not it is right for them. We want them to assume—in fact be confident—that the app will behave the way they expect and thus will perform well on their system, will use only the data and information they authorize, and will harmoniously co-exist with their other applications."
- App Capability Declarations: Does the data Metro App need access to local data/device/network/user functionality
- Data Libraries: This means private/separate data in application specific locations
- Network Access: allows for the lock-down or access to the network/Internet
- User Identity: allows for authentication and identification