My main traffic come from Google, Twitter and Stumbleupon, so I reccomend to focusing on them, but the most important tip for anyone is give quality content that provides useful info to the visitors.
I agree Google is best search engine for getting traffic near about 70% traffic from Google. 30% traffic come from advertisement.
Also submit your listing in various classified ads sites, you will get good traffic from these sites.
Anchor text is the clicklable text that is hyperlinked. Anchor text may provide additional descriptive information about the referred page and, therefore, are often indexed as metadata to the referred document