eMarketer: What is e-mail marketing?s greatest strength?

Bill Nussey: What makes e-mail marketing unique is the ability to both broadcast and target individual personalized content at the same time. It?s also relatively inexpensive compared with other media.

eMarketer: What is its greatest weakness?

Mr. Nussey: E-mail's greatest weakness is that some marketers use it too aggressively, and they undermine the value of e-mail for all other marketers and consumers.

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