2026/05/20 00:52:38
The Premium Gas Trap: Your Manual Has the Answer
Premium gas costs $0.50–0.80 more per gallon — but 70% of premium buyers drive cars that don't require it. Here's the two-word test in your owner's manual that saves $400–600 a year.
Each weekday at lunch, an accountant-meets-behavioral-economist reads one everyday receipt and shows you the pricing trick, the loss leader, or the fake fee hidden in plain sight.
このコンテンツについて、さらに観点や背景を補足しましょう。