Experts believe that Apple's iPhone, released in the UK and Germany on 9 November, is not secure enough to access corporate e-mail systems - a sentiment endorsed by O2, the sole British mobile telephone network providing the device.
Business people tempted to rely on online communications to generate business are in for a rude shock, as most clients still prefer being wooed in person.
Strippers are helping spammers to overcome security checks.Spammers keen to register free e-mail accounts en masse to send out messages face one obstacle: the captchas of disfigured text that users have to type to confirm they are human when registering.
A survey of over 180 senior managers, conducted by the Henley Management College, found that three and a half years of our working lives are spent on pointless e-mailing, since 32% of messages read and sent are considered irrelevant.
British Airways has installed an e-mail system to connect 30,000 airline staff using mobile phones. The system will be available to staff including cabin crews, flight crews and baggage handlers.