| 1 | Support for a seamless access (security) |
| 2 | Support for distributed, heterogeneous Back-End services (HPCC, DBMS, Internet, ...) managed independently from Gateway |
| 3 | Variable pool of resources: support for discovery and dynamical incorporation into the system |
| 4 | Scalable, extensible, low-maintenance Middle Tier |
| 5 | Web-based, extensible, customizable, self-adjusting to varying capacities and capabilities of clients (humans, software and hardware) front end |