<A target="_blank" href="http://www.computerworld.com/s/article/9217525/PC_Upgrades_Almost_Everyone_Does_Wrong?source=rss_latest_content&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+computerworld%2Fnews%2Ffeed+%28Latest+from+Computerworld%29">You're planning to add some RAM to your PC, or a new graphics card </A>and you aren't sure how? This article looks at some of the common mistakes and how to avoid them.