6. The method of claim 1 , further comprising: creating a knowledge feature associated with the externally created object, the knowledge feature defining parameter limits placed on the externally created object.
6. The method of claim 1 , further comprising: creating a knowledge feature associated with the externally created object, the knowledge feature defining parameter limits placed on the externally created object. 7. The method of claim 6 , further comprising: making changes to the externally created object either through the geometry of the externally created object or the attributes; verifying a validity of the changes through the knowledge feature.