Subject: Mr. President, I'm heading for Mexico April 14, 2006 Dear President Bush: I'm about to plan a little trip with my family and extended family, and I would like to ask you to assist me. I'm going to walk across the border from the U.S. into Mexico, and I need to make a few arrangements. I know you can help with this. I plan to skip all the legal stuff like visas, passports, immigration quotas and laws. I'm sure they handle those things the same way you do here. So, would you mind telling your buddy, President Vicente Fox,...