New O2 revenue share model: 50% up front on handsets; Carphone buys Tiscali's UK business for £236m

> New O2 revenue share model: 50% up front on handsets. Article

> Carphone buys Tiscali's UK business for £236m. Article

> Vodafone issues major BlackBerry Storm update. Article

> Business mobile connections continue to soar. Article

> Ericsson Networks head: telco drivers still strong. Article

> Vodafone pledges more investments in Turkey. Article

> Motorola fights to save its cell phone business. Article

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