    Sentence t Through the use of its own  proprietary standard, Wal-Mart gathered  and exchanged. information.among_ its  stores, distribution centers, and the main  office in Bentonville, Arkansas, to. monitor  sales, place orders based on those. sales,  track shipments to the distribution centers,  and coordinate the flow of materials and  information throughout the system.    Sentence 2: Tire. tracking of shipments: to  distribution. centers\ helped Walmart keep  tabs on its drivers.