The thread "Our Canadian brethren....." reminded me to post this matter about the current Canada Post labour strike. You can catch some of the details here:
http://www.cbc.ca/news/canada/story/...ke-friday.html
Long story short, the mail has not been delivered or received in Canada the past several days. The government is planning back-to-work legislation in the next few days to get things moving again.
If you are expecting mail from Canada, or are planning to send mail to Canada, there will be issues, at least for the short-term.