Content on social media can be a treasure trove of information about public companies. From breaking news, eyewitness testimony and chatter about what products consumers are buying, investors can find valuable insight about the companies they invest in on social media. TheStreet's Scott Gamm speaks with TickerTags CEO Chris Camillo at SXSW Interactive in Austin, Texas to discuss how the company helps organize applicable tweets based on the companies in one's portfolio. Plus, Camillo comments on the technology behind the service, as it tracks tweets relating to some 8,000 companies.