wave
Whilst both vehicles are parked.
Two way radios are radios where people can communicate back and forth with each other. These are very useful for construction workers on the job or even for race car drivers to communicate with their crews on the race track.
Internet is the best way to communicate with them.
Use your signal lights.
Use your signal lights.
Use your turn signal.
In California, forfeiting the right of way to other drivers does not prevent accidents?
When two cars stop at the same time at an intersection, the driver on the right has the right of way and should proceed first. If unsure, it is best to communicate with the other driver to determine who should go first.
with your rear end
When four cars arrive at a four-way stop simultaneously, the driver on the right has the right of way. Drivers should yield to the car on their right and take turns proceeding through the intersection. It is important to communicate with other drivers using hand signals or eye contact to ensure a smooth and safe flow of traffic.
They communicate by two-way VHF radio.
One way to tell is if you both still communicate with each other or hang together