goods price and is enough to cover a loaf of bread, a gallon of milk, and a bag of malt-o-meal fruity pebbles each week. So listed price is just your acknowledgement to keep them alive so they’re around to cut your hair again in 3-6 weeks. You should always tip somewhere between 100%-200% of the listed price so that they can have 2 bowls of fruity pebbles some mornings.