The Share button was once available only to website developers. The button was placed on third-party websites, where a user could click on it to link the site's content to her Facebook profile.

FACEBOOK.COM - Say goodbye to the Share button because the like button is taking over. After months of updates to its like button, Facebook has released an update that fundamentally changes the ...

Make the message content rich, timely or entertaining to increase the likelihood readers will share it on Facebook. Click the "Share" button below the post and elect to share it on your personal ...