Bill Clinton won it with the 'soccer mums'. Tony Blair won it with 'Worcester woman'. So who will it be in 2010? Could it be Cyberwoman?
Strategists have identified that women are the key to electoral success. The main party leaders have been clambering over each other to push their ideas on websites like Mumsnet and promote their commitment to family-friendly policies.
Justine Roberts from Mumsnet and Labour MP Emily Thornberry joined in the debate.