Keyword Tags | Meta Keyword Tags
Meta Keyword Tags Explained
The importance of Meta keyword tags fluctuates from month to month among different search engines. There is a debate in the SEO community as to whether or not they help at all on certain search engines. In fact, in the summer of 2004 it appeared as if they were losing importance altogether. However, since you'll NEVER be penalized on any search engines for using a small number of relevant targeted keywords in moderation, they can only help you.
Avoid "stuffing" your keyword metatags with too many keywords. Just use relevant tags that apply directly to the content of that particular page, and limit yourself to eight or so phrases per page.
A proper keyword tag looks like this: <meta name="keywords" content="Keywords here, separated by commas,">

