| http://www.w3.org/ns/prov#value | - By using multivariate testing and segmentation, marketers can learn how different types of customers respond to different types of creative, and in turn use this information to inform an entire campaign spanning other channels. ???E-mail becomes the testing ground to find out what is going to work for the multichannel effort,??? Sterne said. ???You can use it as the leading indicator for the entir
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