Extra 10% off for all nationwide card holders May 7, 2014 14:58:48 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by joe on May 7, 2014 14:58:48 GMT Nationwide are offering card holders an extra 10% off on top of the existing privilege card discount until the 24th June. go to your.nationwide.co.uk/your-rewards/Pages/simply-rewards.aspx to print off a voucher.