List-Etiquette  
   The list member's guide to email list guidelines, rules, and behavior.
   http://emailuniverse.com/list-etiquette/

AUTOCAT Netiquette  
   One discussion list's recommendations.
   http://ublib.buffalo.edu/libraries/units/cts/autocat/netiquette.html

Good Listserv Etiquette  
   Suggestions for members of any list.
   http://geocities.com/physhare/listetiquette.html

How to Write Effective Mailing List Email  
   Article by Matt Haughey.
   http://www.digital-web.com/articles/how_to_write_effective_mailing_list_email/

ListServ Etiquette  
   A list of recommendations for good manners when participating in lists.
   http://cot.mccneb.edu/jbridgham/listserv_etiquette.htm

Why is Bottom-posting better than Top-posting?  
   Short lesson by A. Smit and H.W. de Haan explaining how threaded conversations such as found on mailing lists are adversely affected by those who "top post" instead of "bottom post" their replies.
   http://www.caliburn.nl/topposting.html