This plugin adds social buttons to your articles.
Boost traffic to your site with Social Buttons
Social Elite is extremely easy to install and setup. It correctly adds social buttons to your pages, posts and/or custom post types. It also allows you to specify where they will display on the page what buttons will display, and how the buttons will be styled.
Social buttons attract more visitors to your site. When users +1, Tweet, or Like your page, it advertises your page to their friends and followers.
Let your visitors share your content with friends and let them promote your blog. Facebook, Google Plus and Twitter are the most popular social networks nowadays. Don't miss the opportunity, and help publish your content and links to those social media networks.