08/10/2009 05:12 am ET Updated May 25, 2011

'Twintern': Meet The 22-Year-Old Intern Who Tweets For Pizza Hut

Most people measure the workday in hours, but for a new crop of employees--interns in charge of their companies' Twitter feeds--the day is measured in tweets. "I try to get in at least 10 posts a day," says Alexa Robinson, 22, who started work as Pizza Hut's first official "twintern" in June. Robinson spends much of the day on the free microblogging service Twitter sending out messages about special promotions, responding to customer complaints, and trolling Twitter for mentions of Pizza Hut.

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