Every year, right before Diwali, a familiar ritual kicks in across India. Indian Festival sale or Mega Offer Sale roll out with massive banners screaming "70% OFF" and "Lowest Price Ever," and millions of people set alarms to grab deals the moment sales go live. It genuinely feels like a once-a-year opportunity to save serious money. But if you actually dig into how these sales are engineered, the psychology behind them is a lot more deliberate - and the actual savings a lot less dramatic - than the marketing suggests.