A Video for the Ojambo.com Sub4Sub YouTube article.
Part One of One
YouTube is a video-sharing website that allows users to share and view videos. Each registered YouTube user has a channel that can be subscribed. Sub4Sub is a service that increases the amount of subscriptions for a YouTube user.
The video reviews Sub4Sub service claims about not violating YouTube Terms Of Service. The conclusion is that Sub4Sub service does not increase the number of views. The old fashioned way of earning the viewership by making interesting videos is best.