Like salmon swimming up the river to find a place to spawn, it benefits importers to look at the flow of shipments, ultimately to move upstream to gather relevant data. If you wait until the last minute to get something done, it can feel like a tidal wave of activity coming at you. You may ultimately see delays in the customs clearance of your shipment, for example. Even if you manage to hustle to pull everything together in a frenzied rush, is that the best mode to conduct an organized work process?