So if you try and go to Yahoo.com from England or Germany you end up at the country specific version of the Yahoo homepage. Google has been doing this for a long time, interesting that it has taken this long for Yahoo to catch on and drive local traffic to their many country specific sites.
Mass-produced content, manufactured links and deceptive pages can leave a business with a much larger cleanup job than its SEO budget allowed for. Here is what to recognise, what the consequences actually mean, and what to do instead.