17.12.2013 22:20 Uhr, Quelle: Engadget

You can now tweet O2 for account information thanks to #Tweetserve

Here's an interesting, if somewhat unusual, approach to helping customers: European mobile service provider O2 is rolling out a "Tweetserve" program to provide assistance to users on Twitter. Once you've followed @O2 and tweeted "#TweetServe" at the

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