O2, Vodafone allowed to hop onto each other's towers

Watchdog approves network-sharing love-in

The UK Office of Fair Trading has formally approved O2 and Vodafone sharing infrastructure for their 2G and 3G networks, and probably upcoming 4G networks too.…

via The Register - Networks

http://go.theregister.com/feed/www.theregister.co.uk/2012/10/01/o2_voda/