"In this walkthrough, PC World's senior editor Robert Strohmeyer walks you through the steps needed to install Ubuntu--a popular distribution of the Linux OS--on a PC. This fast, simple operating system runs well on limited system resources, boots quickly, and is very easy to operate."
If you are looking to install Ubuntu but not sure how to do it, this is a highly recommended video of Robert Strohmeyer step-by-step demonstration of how you can do it yourself.
Link: How To Install Ubuntu On Any PC
Read my other blog entries on Ubuntu.