The Like button lets a user share your content with friends on Facebook. When the user clicks the Like button on your site, a story appears in the user's friends' News Feed with a link back to your website.
The Like Box is a social plugin that enables Facebook Page owners to attract and gain Likes from their own website. The Like Box enables users to:
* See how many users already like this Page, and which of their friends like it too
* Read recent posts from the Page
* Like the Page with one click, without needing to visit the Page