We need Mexico to kneel to some of our demands. Like opening up their oil industry might be nice.
According to the loonies of aztlan, the Bush-Fox deal is about OIL for Chevron! Condi Rice is implicated too.
http://www.aztlan.net/foxbushdeal.htm
Or forcing their oligarchic industries like TelMex BanDelNorte and Cemex to allow competion. And start enforcing the laws of the country.