British Gas is poised to offer customers free electricity on Saturdays, according to a report in the Financial Times (£).
Centrica, which owns British Gas, hopes the tariffs would encourage customers to concentrate their energy use at weekends when overall demand is low.
Proposals for the new energy tariff, which could be introduced next year, are similar to deals offered by American provider Direct Energy, a sister company of British Gas.
More top news
In an interview with The Sunday Telegraph David Cameron has set out a series of policies designed to appeal to traditional Tory voters.
Nick Clegg will attempt to win over the female electorate when he kicks off the Liberal Democrats' general election campaign later today.
Up to £140 billion of savings could be released when over 55-year-olds are allowed to cash in their pension pots from April 6th.