When Delco shows the fingerprint he took off of the phone, it is complete with no voids. The print was taken from over the microphone hole and should have had a prominent void in the center.
In episode: #2.13, "Blood Moon 2", when the victim is shot at an ATM the investigators use the ATM security video showing the front license plate of the BMW to identify the car and owner. In Florida, license plates are displayed on the rear only. There are no state issued plates on the fronts of cars.
When Calleigh and Speedle are at the beach cinema you can see all the crew and cameras in her sunglasses.