CSI: Crime Scene Investigation - Dark Motives Codes -

Daredevil Disaster evidence:
Look at the doorknob in Cory Millatizo's office and compare it to the fingerprint on the motorcycle's engine.

Spring:
Before you can use the microscope to find out about the spring, you must look at both tire marks at the casino (not the bike's wheel but the treads on the ground) and the ramp.