Walgreens has used GEO technology for close to 15 years for market planning.
This via Fortune Magazine… More recently, however, the company has endowed that visual information with location-specific data—and published far more broadly, so that store managers and its corporate real estate team can use it for planning. The system, called WalMap, can be used to visualize local community trends. A spike in flu medication prescriptions could help store managers decide earlier to order more vaccine, preventing shortages.
Read More HERE and see also this video presentation on WalMart GIS activities from the ESRIUC