Ford Motors only customers are the Ford dealers. At this time all states prohibit direct sales from auto manufacturers to customers. To Ford a stock or retail order is irrelevant to scheduling. The dealers give priority to stock orders, not Ford. Ford bases scheduling on maximizing factory...
A rolling start is always slower because the starting rpm of the engine is usually less than 2000 rpm at 5 mph. In a standing start the engine is brought to the highest rpm at which the tires do not lose traction and the clutch engaged, usually over 4000 rpm where the engine is close to maximum...