Balancing the Accounts

The following night, after spending hours poring over stubs and figures, Cindy said proudly, "I've done it! I made it balance!"
Impressed, Mike came over to take a look. "Let's see... mortgage 550.00, electricity 70.50, phone 35.00." His brow wrinkled as he read the last entry. "It says here ESP, $615. What the heck is that?"
"Oh," she said, "That means, Error Some Place!"
Originally published August 31, 2003.