Retailers, brands crack code to reach consumers By: MarketWatch September 21, 2012 at 16:46 PM EDT The changing retail dynamic is getting retailers and consumer brands scrambling to crack the code on how to market to today’s shopper. Read More >> Related Stocks: Amazon.com Best Buy CarMax Coca-Cola Company Estee Lauder Co Macy's Tiffany & Co Wal-Mart Stores, Inc. Wyndham Worldwide