If you are relatively new to the business of SEO you may not be aware that an ancient piece of advice called adding hidden text or camouflaging keywords not only does not work when it comes to raising your page rankings in the search engines but it can also get your pages penalized for good.
The reason you might be privy to this bad advice is because it is only recently that the search engine spiders have started penalizing peoples sites for the technique so it is still an essential part of many Internet guru text books that are sold on the Internet. The idea was to use visual design and color to trick the human eye into not seeing a page loaded with keywords but to make it seem to the search engines that you are loaded with keywords. For instance if the background of your web page is bright blue then you would put your normal non optimized language in blue and then optimize the site with keywords by adding text in the same blue as the background. Your human readers would be unable to see this text but the search engine spiders would see the entire text and boost your rankings as a result. Google and other big search engine spiders have not put an end to this.
The...