"We've broken open a lot of investigations just because of what we find in the e-mails," said W. Scott Sorrels, a partner with Powell Goldstein specializing in corporate securities and regulator matters and a former enforcement attorney with the U.S. Securities and Exchange Commission. He and Jennifer Odom, a Powell Goldstein partner specializing in securities, corporate and regulatory litigation as well as electronic discovery, have given a series of presentations on the perils of e-mail.