Sleeping
The main thing in traveling at night, was enough sleep during the day. Prepare physical and stamina, because the trip at night will drain a lot of power. Your body will block the chill of the night and drowsiness will still come. So, prepare physically and stamina with enough sleep during the day.
Stop
Before starting a trip, you can learn the places dismissal by browsing on the internet. Of course, this will be very beneficial. If by studying the first places of dismissal, you are not going to panic and wonder in the darkness of night. Besides, you've imagined about the stops during the trip. You also already know where the places to eat, public toilets, or atm machines in each stops.