| 8.1.1 | Restricted and parametrizable access to user profile/ data |
| 8.1.2 | Limited push-behaviour of Spice |
| 8.1.3 | Non-biased recommendations and queries results |
| 8.1.4 | Easy and intuitive session transfer among devices |
| 8.1.5 | No user location tracking w/o user's explicit consent |
| 8.1.6 | Users' rating of consumed services |
| 8.1.7 | Ergonomics |
| 8.1.8 | End user feedback during the service prototyping phase |
| 8.1.9 | Copyright management when prototyping between multiple parties |