I know its for Ubuntu, but it has lots of good helpful information.
These are from makeuseof.com It will ask for a password. subscribe or just type makeuseof
All Manuals
ubuntu-an-absolute-beginners-guide
new-life-bring-old-pc-to-life-with-ubuntu
50-cool-uses-for-live-cds
guide-to-ubuntu-karmic-koala
getting-started-guide-linux