Eurotunnel, in partnership with a number of French mobile operators, has said it’ll install a GSM 900, DCS1800 and UMTS 2100 mobile phone system inside the Channel Tunnel in time for the London 2012 Olympic Games.

This will allow ‘Le Shuttle’ and Eurostar customers to use 2G and 3G mobile phones when on trains inside the tunnel.

Last week, the US-based Isis mobile commerce venture created by AT&T Mobility, T-Mobile USA and Verizon Wireless, announced its first banking partners. From this summer, customers with Chase, Capital One and Barclaycard credit, debit and prepaid cards will be able to add their card details to the Isis Mobile Wallet.

The service will initially just be available in a limited number of locations before a US-wide rollout.

Singapore Telecommunications (SingTel) has signed an agreement to acquire Amobee, a US-based mobile advertising business. It’s paying around $321 million (£202 million) for the seven-year-old business.

Amobee's management team will remain in active control of the company.

BMW and Vodafone have announced a partnership that’ll see all new BMW cars in Germany fitted with a special machine-to-machine SIM card.

The Vodafone SIM will work with the BMW ConnectedDrive telematics system, offering a personal concierge service, traffic updates and an emergency call function.

Last year Nokia announced plans to rebrand its ‘Ovi’ services as ‘Nokia’. At the time it said the services wouldn’t be disrupted, although the company has now revealed plans to discontinue its Ovi Share service.

Web uploads to Ovi Share will be blocked from 13th March, with customers being given until 30th May to download all their content. Ovi Share will be discontinued from 31st May 2012.