Originally Posted by
RatherBeInYOW
Also at some smaller stations if you are going transborder the customs pre-clearance is not open all day. Sometimes when they announce delays on US bound flights out of YOW you need to clear before a certain time, because they will shut down pre-clearance for a little while (even if the check-in counter is staffed all day).
At Pearson US Customs closes at 9PM on Sundays. So it isn't just "small stations".
The on-campus Sheraton is nice, btw.
Ask me how I know both these things.