SCHAUMBURG, Ill. -- While three quarters of the supermarkets surveyed have a frequent-shopper program, the use of that data in day-to-day decision making continues to be "sporadic." That was a key finding of the ninth annual Trade Promotion Practices Study conducted by ACNielsen here.
ting in the study were even less likely to consider frequent-shopper data. Fifty-four percent responded "never" and 34% said they "occasionally" use the data for daily decision-making. Only 5% said they