本帖最后由 Coldhotdog 于 2013-7-15 19:10 编辑 5 X8 u7 k. w; B3 H5 g 0 t2 w* ] h" S. yYou have to renew your visa each year, and you may lose your social security in Canada. Without a professional position in the US, you cannot stay in the States longer than the period a Canadian is allowed to stay as a visitor.