Applications | metadata (P3P, CC/PP)
RDF used for, e.g.:
  - CC/PP (Composite Capability/Preference Profile) 
    
      - Generic system to negotiate/filter/adapt information
- Framework only, accepts different vocabularies
- Example vocabulary for Internet devices
 
- P3P (Platform for Privacy Preferences)
 (syntax not RDF-conformant)
      - System to negotiate disclosure of personal data
- Allows information providers to state what data they need
- Allows users to state what data they are willing to give