Sarah Walker is a BT lifer with nearly 23 years at the telco

Plans are available for businesses with over 250 employees and make sure that the business do not pay for more than the usage if their employees

Sheehan previously ran enterprise business at Vodafone Ireland and has taken the reins after Phil Mottram departed Vodafone UK in October

He succeeds Nick Jeffery who was appointed Vodafone UK chief executive in July

Vodafone enterprise director Peter Kelly thinks businesses will begin to the range of mobile working options to enable their staff to work as efficiently as possible, but those that don’t adopt this will suffer