25 Reasons to Convert to Linux, compiled by The Linux Information Project

WPAHowto - Ubuntu Wiki

All About Linux is another blog (much more polished than this one) that deals with Linux. this week there's an interesting post on using Gentoo.

Red Hat have put up a page entitled Linux is Easy with some flash animations of how easily you can set up a web server, a file and print server or a network services server (DNS, firewall, DHCP).
There's nothing too advanced here judging by the Apache one. but I guess that's because the Red Hat GUI tools still only allow for basic configuration - in my experience, if you want to do anything advanced you still need to get your hands dirty with .conf files.
That said, this is still a good step towards encouraging Windows sys admins that Linux is not to be feared, and that is the first step towards convincing them that in some roles, it should be embraced.......

I'm a long time fan of SmoothWall, but if I was considering an alternative, I'd definitely be evaluating m0n0wall.

A useful list of linux commands.

Grisoft Freeweb: Grisoft Introduces AVG Free for Linux Virus Protection