What five traffic offenses can you arrest for on private property?

There are actually 6.

1. O.C.G.A. 40-6-270 Leaving the scene of an accident/Hit and run

2. O.C.G.A. 40-6-271 Failure to notify owner upon striking unattended vehicle

3. O.C.G.A. 40-6-272 Failure to notify owner upon striking a fixed object

4. O.C.G.A. 40-6-391 Driving under the influence

5. O.C.G.A. 40-6-390 Reckless driving

6. O.C.G.A. 40-6-393 Homicide by vehicle