A very basic rsync HOWTO - Many people are finding this doc very helpful when it comes to setting up a rsync server. The document goes through the basic configuration, and a quick usage example.

Samsung ML-2010 and Debian - This doc was written by "Magui" on FreeNode IRC. He had a bunch of issues getting his Samsung ML-2010 laser printer going on Debian Sarge (3.1, stable). He's documented the solution here.

Slackware RAID HOWTO - I wrote this document for inclusion in Slackware 12.1 and above. It documents how to install Slackware on a high quality software RAID setup. It takes advantage of newer features in the Slackware installer to make this task easier.