Page Meta-Tags - You still need them.
There are lot's of rumors about websites no longer needing meta-tags. That's just not true, and if your not including them you are missing out on a lot of search engine traffic.
MSN and Yahoo still use them, and so should you. Google appears to be moving away from the use of meta-tags, and reading from the content directly, however many experts are not convinced you should remove the meta tags at this point.
A proper meta-tag can have many components, but you want to make sure you have:
page title,
keywords,
description,
and revisit.
A good place to generate meta-tags on the fly is http://www.submitcorner.com/Tools/Meta/ .
So right now, make sure all your pages have meta-tags, keywords, and page titles.