Depends on zoning. If each customer has to go a mile out of their way, but each customer's home is within a mile of the next, the traveling salesman route (star

Depends on zoning. If each customer has to go a mile out of their way, but each customer's home is within a mile of the next, the traveling salesman route (start at the store, visit each home, finally return to the store) is shorter and doesn't need to happen during rush hour.