One embodiment of the present invention provides a congestion notification. The keyboard support includes a workstation engaging member adapted to be attached to an underside of the work surface, a keyboard engaging member for supporting a keyboard, and a linkage assembly mechanically coupling and providing relative movement between the workstation engaging member and the keyboard engaging member and thereby between the keyboard and the work surface. An air injector in the water return line injects air bubbling for enhanced dissociation of water in the electrode plate assembly. The door sash frame is provided with a outer weather strip seal and a plurality of seal clips which are inserted through selected slots in the garnish, thereby concurrently affixing both the garnish and outer weather strip seal to the door sash frame, to contribute to a secure, efficient, and quiet seal for the vehicle opening. A display apparatus includes a display panel unit having a display panel body that displays an image, and a panel supporting member that is attached to the display panel unit and that supports the display panel unit, wherein the display panel unit has handles, and the handles are at least partially exposed outside of the panel supporting member. In one embodiment, a first data stream which is compatible with a dedicated GIS data collection device is generated.