YouTube has been a tremendous success for all who wish to post their videos at no cost, and the site has been an overwhelming success for its owner, Google. It generates the 4^th largest amount traffic on the Internet. However, how to monetize this traffic bonanza has always been an issue for Google.

Here is one way that Google is trying to monetize it for both advertisers and amateur videographers whose video postings go viral. [Note: A viral video is one that achieves widespread popularity through a process of Internet sharing, such as through email, IM (Instant Messaging), blogs and other media sharing websites.]

Read or listen to this NPR interview to learn how Google does it and how a dad made $25,000 from advertisers with a video of his son, David, after a visit to the dentist.

Look at the video of David after his visit to the dentist and see why it went viral.