Push marketing is over, it's all about pull now says the loyalty card pioneer
Only marketing agency WPP left round the table after other buyers drop out
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Forty terabytes of personal information is a lucrative resource, but can Google really exploit all of Dunnhumby's data?
Dunnhumby set Tesco apart from its rivals by masterminding its Clubcard back in 1995. So why is the retailer now looking to jettison the data analytics pioneer?
Tesco CEO Dave Lewis looks to rationalise retail chain as sales fall across the board