Updated Leave your Oyster and contactless bank cards at home, as your smartphone is ready to replace them.
Supermarket sweeps up all of its pre-pay customers and serves up next-gen mobile data speeds on the house.
Updated Feeling a bit hard done by as you watch those on EE, Vodafone and O2 enjoy free Wi-Fi underground? Well no more!
Good news: Vodafone will now let you use your call, text and data allowances abroad. Bad news: it's not totally free.
There's good news if you're planning on holidaying in the EU this year, it's now a lot cheaper to use your phone.
After EE revealed it was trialling calls over Wi-Fi rival network Three has jumped on board, but its solution isn't quite as seamless.
By opening up calls to Wi-Fi and 4G you'll be able to make calls in more places, even when you're out of traditional phone signal.
BT has announced its 4G infrastructure has been upgraded opening up 4G speeds to upto 3m more Brits.
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