Welcome to the Q&A Forum

Do you mean a goal in Google Analytics, or a goal within Facebook?

In support of my question, please read this post : http://www.seomoz.org/blog/how-wpmuorg-recovered-from-the-penguin-update Out of millions of links Matt is points out to a few websites that WPMU is linked with these thin/low quality websites, so doesn't that mean that if any of my competitor add my website on 20 - 25 such poor quality sites or directory, it'll effect my website's performance.