It would be very helpful for native assignable Family Categories to include all Construction Specifications Institute (CSI) divisions and primary sub-sections. This would increase control on several fronts, but specifically would assist visibility and scheduling. For example, the Architectural associated categories for plumbing elements should be increased from 'Plumbing Fixtures' to the following. (2210 Plumbing Piping, 2230 Plumbing Equipment, 2240 Plumbing Fixtures, 2250 Plumbing Pool & Fountain, 2260 Gas & Vacuum)