PC Stats posted part 3 of their Linux beginners guide.

In the first two parts of our set of Beginner's Guides to the Linux operating system, we familiarized you with the popular KDE desktop environment via a 'live' CD Linux distribution and explored installing Linux permanently onto your system. In this third PCSTATS Beginner's Guide to the Linux operating system, we're going to explore an essential Linux skill; how to track down and add new software packages to your Linux installation.

Beginners Guides: Linux Part 3: Installing New Software