Originally Posted by
dvs7310
US immigration and customs pre-clearance in YVR is a lot simpler than clearing at several of UA hubs stateside.
No way. At a US port of entry, with GE and Pre I'm through much, much quicker and with much less hassle.
Without dragging this thread OT, like many others, I've also had bad experiences (more than one) with Canada immigration at YVR.