CHICAGO--(BUSINESS WIRE)--Last year ComEd customers set the record by completing more than 19.4 million transactions through ComEd’s web and mobile sites. More and more customers are opting to use web-based tools to review their accounts and pay their utility bill online. Now, ComEd is making it even easier for customers to conduct online transactions by adding a few more free options. ComEd customers can now log in to their online account to schedule a free electronic check (eCheck) payment us