This might be useful: An AOL Guide for Webmasters: "If you are a webmaster for an AOL Web Partner or want to enhance your site for AOL members, the links on the left will assist you. AOL members account for a large portion of Internet traffic. Working with us to develop a great web site that works with our browser and caching system is to your advantage as well as ours."
A corollary: An AOL Postmaster Guide for Internet Users: "AOL has developed this site for Internet users that are experiencing problems sending e-mail to AOL or that are receiving "spam" e-mail from AOL. This document represents some of the most frequently asked questions to the AOL Postmaster Team and deals with issues related to junk e-mail, sending e-mail to AOL and general questions regarding AOL."