The bike shop should run like a car/automobile shop. Mechanics get paid per job, not per hour. Each job is estimated at a percentage of the customer paid price or converted to hours. The mechanic must work a total of 40 hours a week, but those are not hours spent at the shop. Those are job hours. So if he works 40 job hours in 30 hours, he is a good mechanic. If the company allows, he can work more and collect 50 job hours in the week and get paid for those 50 hours. This is how the "car...