Keyword tags are used for two very different purposes and how many you use depends on that purpose. Most of what you read will be related to selecting keywords for SEO or Pay Per Click (ppc) purposes. For SEO you want to target one phrase of two to three words This is because search engines use an algorithm with percentages in it. Here is an example of how that percentage affects your content being found: If you use two words, each word is worth 50% in that algorithm (equation). If you use … [Read more...]