When Williamson has Reggie put the two case's of money on the boat they're put in the back of the boat, but when Bucum and Williamson are fighting in the cabin one of the case's is on the counter opened.
During the Impala and Mercedes chase, the Mercedes has no tints. Then Reggie shoots out the back window. When the Mercedes arrives at the docks the windows are tinted and the back window is intact.
When Buccum chases Reggie into the building where the Diamon Heist takes place, he stops his car directly in front of the gates and runs in, then moments later the robbers drive through the gate and his car is mysteriously no longer there.