If you have paid anyone for your links, outsourced your web page optimization or done anything that is not under the typical strategies and practices of SEO for your site, you may have acquired some backlinks to your site that you do not want. These may include Spam Links or x-rated sites which link back to your site. The disavow tool allows the web administrator to have a limited control over these backlinks. And while this tool is effective in helping you with such issues, there are many things to understand about Google’s Disavow tool. Here are 7 things you may not know about Google’s Disavow tool.