You might run a search on this topic here on FR - before I posted this article, I searched and several articles popped up that have been posted recently - there should be information in them. Good luck.
Check at the official website for the petition drive for information on signing or obtaining petitions. Go to www.pan2004.com.
I've got some petitions, but I'm all the way down in Cochise County. If anyone down here wants to sign, let me know and I'll try to get with you.