5. Loyalty Programs: Track What Customers Buy
Of course, using a loyalty program is one of the best ways to track customer behavior. A good example is FiveStars, which provides an NFC-enabled card that customers tap on a terminal at check out.
The loyalty program integrates into a store's point of sale system, too. While you can't track the paths that customer take around a store, you can track how often they visit, the most common time and day of their purchases and the specific items they buy.
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