We all get THOSE emails, you know the ones. A company that you have never heard of gets in contact with you out of the blue and tells you that your site is underperforming in search engines and can guarantee you a #1 spot for any keyword. If you are promised SEO results that sound too good to be true, they usually are. In these cases it is best to just trash the email and avoid the scam.
Search Engine Land has put together this handy guide to spot the warning sign’s of an SEO scam.