Plug your nose Always wear a condom; if it burns later youd better hope its a jalapeno seed stuck up there Dont drink the water See the donkey show Check out the farmacias, you may need to see el doctor first though para un prescripcion haha

I know it's dangerous, but as long as you go in a group during the day it's nice to visit.
Make sure you have your passport with you. There is no passport control when you get out of the U.S., but there sure is when you want to go back.
Everything is quite cheap, we only paid 1.25$ for a beer (in a bar).