S.E.O. (Search Engine Optimisation)

Basic premise: here's what the creators of Google say about their search engine:

"The Google search engine has two important features that help it produce high precision results.
First, it makes use of the link structure of the Web to calculate a quality ranking for each web page.
Second, Google utilizes links to improve search results."
Larry Page & Sergey Brin, Google Founders
 

Various specific SEO tools that you will find useful:

1. SEO Toolbar: instantly shows things such as: age of site, number of inbound links to the site, etc. A delight to use.
2. "Whiteboard Friday", wonderful instructional videos, delivered free on a ...Friday.
3. Search Engine Journal: the daily news as far as search engine optimisation goes.