Be sure you read the install instructions in the README file before installing. You will need to upload files, after that the mod should auto-install. (Make sure the product/hook system is enabled.)
More Share Options FREE for VB5 brings the Facebook Like/Recommend/Send buttons, Twitter Tweet button, Google +1 button, and AddThis share button to vBuletin 5. AddThis, if you're not aware is a single button that allows content submission to HUNDREDS of social media sites including ALL the popular ones such as Digg, Pinterest, and even direct to email like Gmail.
This mod is essential to give users an easy way to share interesting threads, photos, and other content on your site with their friends and followers.
This is the FREE version