If you think Sonora is a bit on the crooked side check out Jalisco

http://tenacatitabaybugle.blogspot.com/2013/06/tenacatita-bay-beach-gate-is-gone-but.html

In the 70s and 80s a must stop for travelers from around the world taken over by a "developer" with political connections
http://thepeoplesguidetomexico.com/blog/guards-patrol-tenacatita/

http://open.salon.com/blog/tinrose/2013/06/14/the_perfect_day

Great run down