No one likes asking a question and not having it answered. The @XboxSupport stream sends 5,000 tweets per week, and it is the Guinness World Record holder for most responsive brand on Twitter. The average response time? “Three to five minutes, if not faster,” Eakin says. And Baccus says AT&T usually responds within 15 minutes — impressive, huh?
Source : http://mashable.com/2011/04/12/digital-marketing-lessons/
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