Lars Wirzenius, the comp.os.linux.announce moderator, also has some thoughts [ http://www.iki.fi/liw/texts/advocating-linux.html ] about Linux advocacy.
Linux International's [ http://www.li.org ] goal is to promote the development and use of Linux.
The Linux Documentation Project [ http://sunsite.unc.edu/mdw/linux.html ] is an invaluable resource for Linux advocates.
The Linux Business Applications [ http://www.m-tech.ab.ca/linux-biz ] site provides a forum for organizations that depend on Linux for day-to-day business operations to share their experiences.
The Linux Advocacy Project's [ http://www.10mb.com/linux/ ] goal is to encourage commercial application developers to provide native Linux versions of their software.
The Linux CD and Support Giveaway [ http://emile.math.ucsb.edu:8000/giveaway.html ] program is helping make Linux more widely available by encouraging the reuse of Linux CD-ROMs.
Specialized Systems Consultants, Inc. (SSC) [ http://www.ssc.com/ ] publishes the Linux Journal [ http://www.ssc.com/lj/ ] as well as the Linux Gazette [ http://www.ssc.com/lg/ ], an online newsletter.