How much privacy should employees expect when using personal e-mail at work?

Although the answer used to be clear-cut (“None!”), the question won’t be going away anytime soon. Courts across the U.S. have begun dealing with the endless nuances within the issue of employee electronic privacy and deciding cases in various different–and sometimes surprising–ways. (See “Court Protects Privilege of Personal E-mail Sent Over Company Network” and “ Employers Can’t Snoop in Privileged E-mails.”)