Social Networking provides communication to individuals. Sites differ and focus on different areas, it can be in a personal or professional level. You can create profiles, upload photos, link websites and view other's accounts therefore giving opportunities to interact with them. Social Bookmarking engages users and also allows interaction. It provides an easier way to market the articles and links. It is best utilized if users know other members because of votes that ranks the popularity of an article. Sites like Digg and RedGage encourage users to click on new links and view what each user recommends.
I believe it's worthwhile, in one aspect or another. There are pretty many services focusing on social bookmarking, to which you can outsource your work. Be aware that you must make it as natural as possible, or you may get punished by Google.
You need to use social bookmarking service because of the important benefits that you will enjoy from this service. One importance of using this service is you will get the opportunity of having many connections with others. These connections will help you when it comes to selling your site to these people. The services also give your site the chance of including your links on some of the common social networks available on the internet today. This makes it possible for many people to know about your site through these sites which are used by many people all over the world on daily basis. If the content that you have on your site will please people from the social network the better it becomes for you for you. These will recommend your site to their close friends which will bring to you many followers at the end of it all.