This document discusses using 4 social media tools to improve productivity without cost: 1) Using Wordpress.com for private blogging to take notes at meetings and remember things 2) Using Ning.com to create social networks for project planning, manuals, training, and focus groups 3) Using Clearwiki.com for embedded help and documentation 4) Using Yammer or group tweets for microblogging like support, conferences, and training questions.