本帖最后由 Coldhotdog 于 2013-7-15 19:10 编辑 5 \% t" w, a4 ^" ? " W# t# {) C+ u: l; z" uYou 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.