From organic labeling to GMO clues, these tiny tags offer more insight than you think. So you've gone to the grocery store, ...

“The transition from transponders to sticker tags is the latest step in that evolution ... at a customer service center or Jewel-Osco store but we now include the sticker for greater convenience ...

It reads $12.99. Next, the shopper reveals the sticker was actually hidden under not just a black marker but also another tag. That tag shows the store is selling the item for $24.99. The shopper ...