Columbus, Ga., Oct. 1, 2013–TSYS (NYSE: TSS) announced today that Allen Pettis, executive vice president of Relationship Management, and Allen Friedman, associate business development director for TSYS Merchant Services, will be featured in panel discussions at Money2020, on October 6-10, 2013. Pettis will participate in a panel entitled: “Major Issuing Processor Innovations.” While new industry…