In the era of online shopping, the so-called "no discounts for old customers or dogs" policy often leaves loyal consumers feeling helpless. Many e-commerce platforms implement a "one person, one price" strategy, and even tailor prices based on users' purchasing habits and browsing histories, causing different consumers to pay different prices for the same product. In addition, airline ticket prices fluctuate constantly, with the phenomenon of "the more you search, the more expensive it gets" becoming the norm.
3 Jul 2025
