M
ost of us are content to rapidly disconnect, let off a torrent of abuse, or at best send off a rapid fire of angry letters to a cellphone company when faced with unsolicited calls. But Supreme Court advocate Nivedita Sharma took a tougher route. In 2006, she sued Bharti Airtel, ICICI Bank, American Express and TRAI in a Delhi consumer court, from where her case travelled to the Delhi High Court. Sharma charged that these companies had breached their own confidentiality clauses by passing on data about her to third parties and also made unsolicited calls to her.