His glee was over the punishment. At this time of year, some businesses commonly try to gouge consumers, including gas stations, which tinker with the fuel gauges.
You pay for 10 gallons of gas. But you actually get 8 or 9 gallons in your tank.
You might think it curious that a station with a Pemex sign indicating its relationship to Petroleos Mexicanos, the state oil concern, would rip off consumers. Fact is, many of the Pemex stations in the country belong to third parties, often people with political connections. When they skim off the top, they usually get away with it.
Since many Mexicans travel over Holy Week, they top off their tanks before leaving the capital. It is a perfect time for station owners to fiddle.
According to this Notimex story (in Spanish), the consumer watchdog division of the Attorney General’s Office conducted 1,041 raids during Holy Week, fining 86 establishments.
My local gas station appears to be one of them.