Last June, the director of the Securities and Exchange Commission’s Division of Corporation Finance, John White, addressed the annual conference of the National Investor Relations Institute. His message: “Communications is a big theme for the SEC. Companies, more and more, are using corporate Websites to provide information that we require. We at the Commission are on board with this, and we want to encourage it.”

By opening the door for the Internet’s potential as a primary means of investor communication, the SEC is providing corporations with a significant opportunity to provide a cheaper means of disseminating vital information to their ...