If you are driving in an unfamiliar area and unexpectedly arrive at an intersection where you want to turn,

If you are driving in an unfamiliar area, it is best to be aware of the road as you drive ahead in order to familiarize self and to recognize the places around you, the only way to turn and best in the scenario is when you arrive in an intersection, in turning to intersection, it is best to slow down, turn on the signal light and turn when it is clear to turn and no vehicle will pass through. 

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hope this , question was a little open ended

answer; caravan;