, why would you purchase web site traffic via a PPC campaign? Rather, you must assimilate social networking methods to your online marketing plan and spare yourself some money. Numerous companies, like MasterCard, are monetizing with social networking applications, blogs and photo galleries. In fact, according to Yahoo! Senior Product Manager Laura des Dorides, many companies who purchase micro sites (sites geared toward advertising a brand) within the Yahoo! Network now demand that their sites include social marketing tools like Facebook applications and Flickr photo galleries, as they fully understand how these tools produce website traffic.