Managing the household budget is a tough task under most circumstances. There are always some expenses which creep up stealthily and some that shoot up suddenly. And this ends up eating up a far greater share of the budget than previously estimated. This ultimately ends up impacting some other area of expense. While the latest consumer price index inflation data shows that the retail inflation rate has come down to 4.28 per cent, the lowest in five months, there are fresh worries due to rising crude oil prices. Brent crude has already crossed $71 per barrel. And if it continues