The first thing to ask yourself when making a passing maneuver is ...

The first thing the driver should ask if he is thinking about passing or overtaking a car is if it is legal to make such a maneuver and is it safe to do so. There are areas where overtaking is prohibited and there are prerequisites and restrictions accompanied to such maneuver like the visibility of incoming traffic for at least 10 sec, speed must be higher by 10 kph, no solid yellow line along the road and prohibition of passing 100 meters before railroads, hills, and tunnels.