After speaking to Autodesk directly, we have discovered that update 1 applies only to Revit Architecture 2014 NOT Building Design Suite Premium 2014, which is what we have. OK, so we don't need it. However, since all members of a team should be working with the same version, will we have a problem with consultants using Revit Architecture update 1? We have had some mysterious occurrences, like VG not allowing objects to expand to subcategories