省了老子每年开车到边境。小布还是不错的。 http://www.mitbbs.com/ym_article/lianglaw/31080772.html
Office of Communications
USCIS Update Oct. 14, 2008
USCIS INCREASES PERIOD OF STAY FOR TRADE-NAFTA
PROFESSIONAL WORKERS FROM CANADA AND MEXICO
WASHINGTON — U.S. Citizenship and Immigration Services (USCIS) has
increased the maximum
period of time a Trade-NAFTA (TN) professional worker from Canada or Mexico
may remain in the
United States before seeking readmission or obtaining an extension of stay.
This final rule chang
