本帖最后由 Coldhotdog 于 2013-7-15 19:10 编辑 6 }) z$ X1 d- i+ S/ f( _ / h2 i( V; O' c$ `' fYou 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.