Meta tags explained

See Useful HTML Meta Tags,

You may want search engines to index your page, or not, and you probably don't want them to follow links in your main page. Google may archive your page, you can tell it not to.

View the source of this page to see a sample, well, here it is:

<meta name="author" content="Lin Jensen">
<meta name="date" content="2007-10-04T16:48:19-0400">
<meta name="copyright" content="&copy; 2007 Lin Jenen">
<meta name="keywords" content="meta tags, html">
<meta name="description" content="What the page is about">
<meta name="cache-control" content="no-cache" />
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<meta http-equiv="content-style-type" content="text/css">
<meta http-equiv="expires" content="0">