Read about Google AdWords and AdSense at http://www.google.com/intl/en/ads/ and at http://www.google.com/intl/en/services/
Read About Google.
Read about Google's products and services
Different Ways to Search on Google
What is different about this search box?
Have a look at the Google and other advertising links on this page.
One bad aspects of Google:
Domain monetarisation, and see this paper.