12 tricks that retailers use to track our movements

Stores are watching us . Immersed in the era of smartphones, online shopping and data , it is becoming easier for companies to track consumers going about their business.

For this, the stores use all sorts of tactics, from facial recognition devices or loyalty programs to mobile signal crawlers . Then use this information to determine where to place their products and how and where to advertise.

Although more and more critical voices are rising against these practices , there is still a large majority of consumers who do not know how these data are collected and how they approach the fine line that differentiates the study of consumer invasion of privacy.

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