Supermarkets are carefully designed psychological traps meant to make you spend more money than you planned. Every display and sale sign is engineered to trigger an impulse buy before you reach the register. If you walk in without a solid plan, you will easily blow your entire weekly food budget. Protecting your wallet requires a defensive mindset and a few strategic habits before you even grab a cart. These eight tips will help you navigate the aisles without falling for the shiny marketing traps.
