Stefan, a manager for a large company, overheard employees gossiping about him during lunch. He immediately sent emails to all employees with newly enacted rules against rumors, gossip, and discussions about the company's financial situation, management, and other company matters. Stefan is trying to support employee's freedom of speech rights going to fail in his attempt to eliminate the company grapevine going to succeed in eliminating the company grapevine attempting to use the grapevine as a managerial tool