Figured out #7. So here is the tally so far:

1. Blank
2. Active Seat for driver
3. Park Distance Control (PDC) / Rear view camera with Top View /
4. Dynamic Stability Control (DSC) off / Dynamic Traction Control (DTC) off / M Dynamic Mode (MDM)
5. Hill Descent Control (HDC)
6. Unlocking/opening Liftgate
7. Side View
8. Active seat for passenger (so far only available on Euro spec X5's)
9. Blank