This is a great review by Matt Cutts of just how Google ranks websites and how the technology works in laymans terms. Watch this you you are interested in knowing what Bay Area SEO Services works does for you at a basic level.
SEO for Bay Area Small Businesses
We are dedicated to providing SEO services to small businesses in San Francisco, Oakland, Marin, San Jose and other bay area companies. We dedicate ourselves to understanding your sales cycle and what turns the dial for your customers. Then we hone your search engine campaign to target those motivations and make sure you are in front of your customers at the right times. We are available to come to your place of business so we can spot the hidden keywords that will excite your customers.