IImagine logging in to different social bookmarking sites manually and adding your links, description and keywords everyday. One would go crazy if it has to be done manually everyday. There are several automation tools which helps people to bookmark their links in these social bookmarking sites. You may ask whether these social bookmarking software create spams?  The answer is NO. These are very powerful tools so one needs to use them carefully to avoid the adverse effect of its power. Even a novice can also use these tools for their campaigns just by few clicks.  This is proved to be the most convenient and easiest way to post links.