O2 is to cancel unlimited data from its smartphone tariffs, introducing 500MB, 750MB and 1GB data monthly allowances from June 24, the same day iPhone 4 launches

Three completes a clean sweep of major UK operators selling iPhone 4, with pre-orders taken from June 15 on the network

Nokia opens two-floor temporary retail site in Dublin centre to showcase hardware and software

Network operators O2 and Orange spy opportunity as Vodafone loyalists fume at business tariff overhaul

UK’s first bada Developer Day to be held in London as Samsung pushes open smartphone platform to developers; 20 more events across Europe before end of the year

Nokia Siemens Networks upgrades operator’s London network to meet smartphone demand, with faster speeds, better coverage and improved battery life

Avenir and O2 last month held their second Dragons’ Den themed Dealer Clinic event in 12 months designed to help partners win new business

O2, Vodafone, Orange and T-Mobile have lost their appeal against an EU plan to slash the amount they can charge for using mobiles overseas

Kcom to provide Daisy Communications Group with inbound call handling and routing services

Retailer and franchise partners to start selling small business contracts to small office/home office (SOHO) customers by end of year