U.S. Customs and Border Protection (CBP) cites “missing or incomplete paperwork” as the top reason goods are either delayed at the border, or denied entry altogether.  Further, the U.S. Commerce Department warns U.S. businesses entering the Canadian market of the “surprisingly challenging” Canadian customs documentation process, and advises, “Doing business in Canada is not the same as doing business in the United States.”  U.S. businesses would do well to heed these warnings and familiarize themselves with the basics of the U.S./Canada border clearance process. The paper offers a wealth of information any smart U.S. business needs to have!