Santander 123 Credit Card Summer Bonus Cashback Offer PR Newswire LONDON, July 4, 2012 LONDON, July 4, 2012 /PRNewswire/ -- - 1% cash back on spend in restaurants and bars - Available from 2 July - 30 September 2012 - £10 million in cash back paid to 123 customers From this week, Santander 123 Credit Card customers can benefit even more from their 123 Credit Card.