(4-traders.com) September 23, 2015 Ag Partners will be upgrading its Cardtrol systems in Albert City, the Sheldon Truck Stop, and at the Alton location, due to upcoming updated Payment Card Industry compliance rules and regulations. Because of backorders and delays in the parts needed to update the systems, we have shut down the credit...http://www.4-traders.com/news/Partners--Cardtrol-Updates-coming-to-Albert-City-Sheldon-and-Alton-locations--21086193/