DALLAS, Jan. 20, 2011—Alliance Data Systems Corporation (NYSE: ADS), a leading provider of loyalty and marketing solutions derived from transaction-rich data, announced that its Canadian coalition loyalty business has signed a multi-year contract renewal with Sobeys Inc. Under terms of the renewal, Sobeys Inc.‘s retail brands – including Sobeys, Foodland and Lawtons Drugs in Atlantic Canada as well as IGA, IGA Extra, Les Marches Tradition and Rachelle-Bery stores in the province of Quebec – will....