Social networking websites and social bookmarking websites are extremely effective in creating and maintaining a good online presence and also for connecting with the existing and prospective customers. It is crucial to have professional profiles on websites like Facebook and Twitter. If you are new to social networking, then you might start with any one website and as you understand the scheme of work, you can register on the other networking websites as well. Social bookmarking is registering the links of your blogs/articles so that it gets a better ranking and can be accessed by many people.