Search Engine Tips   Check the site´s What´s New frequently.
Be specific when you are looking for somenthing. Sometimes the best word is the most unusual.
Some search engines offer free e-mail accounts.
Use combined search engines like: Metacrawler or Metaseek.
Read carefully the text surrounding the search page results.
If you have a business, use Infoseek to build a page that shows market reports, stock prices, etc.