Tutorials

www.slyck.com --> Ultimate guides for file sharing (includes newsgroups and irc)

NewsBin Pro Online Help --> http://www.newsbin.com/nb4/Tutorials/index.htm

http://members.cox.net/price_is_wrong --> Tutorials by Price a.k.a. price_is_wrong on file serving through a firewall.

http://www.htmlgoodies.com --> Guides for scripting in HTML, Perl, etc...

Newsgroups

http://usenetserver.com --> Discount newsgroup access

www.newzbin.com --> Newsgroup indexing/ usenet search engine

Other

www.nforce.nl --> .nfo lookup resource