Nokia Lumia 800 most popular Windows Phone; Tesco, Telefónica team on Czech MVNO service

> Nokia's Lumia 800 is the world's most popular Windows Phone device, according to AdDuplex. Article

> Tesco and Telefónica teamed up to launch a Czech MVNO service. Article

> Intuit unveiled a UK mobile payments service. Article

> O2 Germany plans to launch a new multi-brand strategy. Article

And finally...  The Czech Republic's telecoms regulator stopped a spectrum auction, claiming bids got too high. Article

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