Social networking is serious business within regulated industries. Posts pertaining to finance, insurance and healthcare, in particular, require adherence to strict government and industry regulations. Even with the rule-a-palooza, however, some companies within these industries have not only found ways to keep regulators happy, but they've also made social networking a productive and key part of doing business.
Slideshow: Top Challenges Facing Healthcare CIOs
That said, the phenomenon is still in fairly early stages. Only around 10% of regulated industries have a "truly social" enterprise where multiple social media tools have been integrated into general content consumption, according to Toby Ward, founder of Toronto-based Prescient Digital Media, a consulting firm for Fortune 500 companies.