It's a long road to loyalty.Judging from the responses to SN's questions about data mining and loyalty programs, Technology Roundtable participants felt supermarkets have a long way to go before the programs are successful and used to their fullest potential.Two of the retailers reported retrenchment, for very different reasons.Andronico's Markets, Albany, Calif., prefers to focus its resources elsewhere.

It's a long road to loyalty.

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