Social Media is designed for organizing in general and its uses for labor organizing are immense. Just as the internet has changed the way election campaigns are run, social media can change the way communication of the information of organizing and campaigning is distributed and received. Here's a piece on why labor does not get social media. The post is important stuff for the future. But the poster misses the current problem. The putative recipients of social media communications are not positioned to receive the information. They lack access at work, or perhaps have no access at all. That will change as technology gets ever cheaper, and smart phones more easily available. Employers have you thought about cell phone use and social media policies in the workplace?