Look up and ahead, keep your eyes on the horizon.
You have a much better sense of balance and more reaction time

Do not tailgate. Keep at least a 2 second gap
Do not tailgate. It makes you tense and ruins the ride. Plus you may get killed

Look where you want to go. The bike follows your eyes.
Look through the turn. If you look straight ahead, you will go straight.

Watch out for intersections when you have right of way.
The most common scenario for a auto/ cycle collision is auto turning left at the light, in path of cycle going straight though the intersection. The sun is at your back, reflecting on the auto windshield, the driver cannot see you.

Wear a helmet. 

Turn your head, don't trust your mirrors.
Look around you, a lot!