Best to plunge and nudge to the saucer
Shoot saucer at the top to advance Bonus X to 5X (4 shots - 3 bonus advances, 2X, 3X, 5X)
2nd saucer shot also lights the left outlane for 50K
3rd saucer shot also lights both outlanes for 50K
If extra balls and specials award points, then shoot the left and right orbits to complete A & B
Completing both A & B via orbits or top lanes advances the value advances the value (1K, 2K, 3K, 4K, 5K, EB=25K, Special=50K)
Lit lanes indicate that that lane is not yet completed
Otherwise, and more risky, shoot drop targets, a set of 8 completed drop targets awards 50K
Base bonus max is 29K