When Cindy is hiding in the junk yard, her bike is parked outside the locked gates in plain view. When Mr. Mason and Andrea arrived at the front gate bike is gone. They leave, and then come back to the gate, and the bike parked in front of the gate again.
The car thieves have just painted the stolen car yellow but the thief with the yellow shirt repeatedly touches it as Cindy Lee starts to flee from them. The paint should still be wet.