The company's marketing department needs to provide more real-time interaction with its partners and consumers and decides to move forward with a presence on multiple social networking sites for…

Requiring acceptance of a terms-of-service agreement does not technically prevent employees from posting proprietary information; it only creates legal liability after the fact.

Limiting authorized social media communication to a small, vetted group drastically reduces the number of individuals who can inadvertently expose proprietary data, creating a narrow and accountable information release channel. These designated representatives receive specialized training on what information is permissible, making them far less likely to make disclosure errors compared to the broader marketing staff. This principle of least privilege applied to external communications is more effective than reactive or advisory controls applied to a large population.

Attaching a confidentiality statement to released information does not stop the information itself from being seen by unauthorized parties once it is published to a public social network.

A usage policy and general training reduce risk but do not eliminate it, as any employee can still inadvertently post proprietary information without the tighter access control that designated representatives provide.