Chapin, who lives in San Diego, answered his cell phone, but when this writer identified himself, the line suddenly went dead and a follow-up call went into a voicemail.
But if your phone is receiving bits of data every now and again, some of which could be part of a voicecall and some an e-mail, there's no recognisable cut-off that can be used to calibrate your bill.
Another unnecessary cost: employees who call a company-paid 800 number to retrieve voicemail from their desktop phone instead of using free long distance on a cell phone.