28 cars on a 8×10 lot. 70 seconds on the clock.
28 cars left
You have 70 seconds, starting at your first tap. A bump costs 3 seconds.
Drive the cars out in this order: 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15, 16, 17, 19, 25, 26, 20, 27, 21, 12, 18, 22, 23, 24, 28, 7.