When the long-awaited Disavow Tool from Google was announced finally at the PubCon Las Vegas, search professionals around the globe breathed a sigh of relief. There is a way now with which they can deal with the penalties laid on them by the Penguin Update due to 'un-natural links'. They can now 'disavow' these links and get their site back in Google's good books. If you want to use this tool, you will have to identify your bad links first and then work on pruning them. Once you submit the list of links you have to disavow, you will be given a choice of comments or links or domains to block. Of these options you must choose accordingly. But remember that you must use the tool only on the links which you haven't been able to remove manually. Google itself has stressed that the tool is a last resort after you have exhausted all manual efforts to get bad links removed. Because once Google disavows them, you may even lose the good links and eventually your ranking may fall even further. What are these bad links and why Google penalizes you for them are discussed in the next section. The Update That Changed It All: Penguin It would be safe to say that Google's Penguin Update has shaken the very basis of SEO practices: link building. Until recently, sites linking to your site were not much of a problem. But now, if you have 'unnatural links' (as Google calls them)