ALTOONA, Pa., 2016-Oct-22 — /EPR Retail News/ — Sheetz, one of America's fastest-growing family-owned and operated convenience retailers, is proud to announce that it has partnered with OrderUp from Groupon, an on-demand restaurant food-delivery service. Sheetz has partnered with OrderUp operations in two locations: Morgantown, West Virginia, and State College, Pennsylvania. Customers in these two…