The Relation object has the following fields:
They are present in the NetServer API and the documentation:
However, these fields seem to be missing in the Web Services API, at least I can't find them in the SuperOffice.CRM.Services.ContactRelationEntity class.
The questions are:
1. Are these fields supported at all?
2. How is it possible to access them in SuperOffice web UI?
3. Are they supported in the Web Services API?