Unlike mobile phones, the dangers of stray emails are well known in the legal sphere, with past indiscretions ranging from last year’s ‘ketchup-gate’ at Baker & McKenzie to the infamous Norton Rose ‘yours was yum’ email that circled the globe in a matter of minutes.

One partner at a top 10 City firm recently discovered the potential perils of this form of communication for himself. Having become the latest partner to resign from the embattled firm – but before he had actually submitted his resignation letter – the partner was asked to comment on some work for another department head.