You-tube is the 4th most visited website in the world, and you can quite easily harness this advertising power as long as what you are doing.
Besides, some search engines like Googles are giving higher preference to videos than pages in search results. this will make your product in Page 1 easier.
Rating and commenting on videos is the fast way to get FREE traffic from You-Tube. Search videos related to your product / service to get targeted traffic you want, rate it by clicking on a star directly below the video. Many times, if you comment on somebody's video other people will click on your name to learn more about you. Put your site / landling place under the signature file and you will get lots of free traffic in shortest possible time. It work for me, try it out , it is free and easy anyway ...