Unlock Xbox Live Gamerscore points, by completing the following Achievements.

Achievement	How to unlock
Chop Shop ( 20 points )	During the Industrial Street raid, kill a goon by shooting the hanging engine block.
Femme Imbécile ( 20 points )	Correctly branch every question in the interview with Jean Archer.
Nowhere In A Hurry ( 20 points )	Catch and arrest Cliff Harrison before he is stopped by uniformed backup.
Racing For Pinks ( 20 points )	Find and inspect all of the Marquee-printed pink slips.
The Printer's Devil ( 20 points )	Complete 'A Slip of the Tongue'.