David Combs posted this to the NY.pm mailing list. It is a Tips For Travelers to Canada, from the U.S. State Department. Make sure to read up on what you can and can't bring over the border, what the penalties are if you do, and how to get help at the U.S. Embassy when those Gordies try to incarcerate you, because, you know, you're an American, you have rights, and they can't treat you that way.