Most time efficient/challenging 18 hole layout using a mix of long/short tees and white/silver baskets: Main 1-9 holes, then ALT 7, ALT 8, ALT 9, 10, ALT 3, ALT 4, ALT 5, ALT 6, finishing on ALT 1.
General layout notes
Over any fence, in water or beyond, and in parking lot is always OB.