See the Times article here:
The union has been formed specifically for employees of the Indian company BPO. BPO refers to itself as a 'business process outsourcing' venture and employees undertake a range of back-office and call-centre functions for UK, European and US clients.
See this article for background on the firm:
The BPO union is interesting in that it exists predominantly (although not exclusively) on the basis of e-based organising and on through exerting pressure on shareholders not employer representatives.
Although similar models can be found in the UK and are evident, for example, within the National Union of Journalists (NUJ), they have formed as a response to trade union decline.
The BPO e-union however has witnessed higher relative growth and, as opposed to the UK, amongst younger, graduate workers. The union web-site is at:
Once you've had a chance to look at the sites I would welcome any comments on what the implications for the UK are from this form of organising and whether you think there is the potential for success here.