If you are parked parallel to the curb, you may get out of the car on the traffic side only:

Question

After parallel parking, you must not open your door if it will interfere with bicyclists or other traffic. Check for traffic before exiting your vehicle.

Accepted Answer

When you won't interfere with oncoming vehicles.

Answer

During the daytime when other drivers can see you.

Answer

When the traffic light at the closest intersection turns red.

Answer

If you use your four-way flashers first.