Starting Wednesday January 18th and ending midnight 31st January 2012 new customers who subscribe to Vonage and stay for more than 30 days will qualify for £20 of John Lewis vouchers. John Lewis gift vouchers can be spent online at johnlewis.com and in all John Lewis and Waitrose shops. Gift vouchers will be sent to each qualifying customer's billing address by the end of March 2012. John Lewis is a registered trademark belonging to John Lewis Plc.