This is especially true while in a moving car or if the wind is strong. When zoomed in, avoid panning, as the extreme close-up will accentuate shaking. It's nearly impossible to hold the camera steady when you are at full zoom. During the 1992 season, we have learned that mounting your camera on a tripod within your automobile provides an almost steady picture during driving. If possible, walk to the other side of the road or drive your car over there.
Traffic is quite distracting and noisy.
Try limiting power lines in your view. Make sure you keep eye contact with the ground where the first signs of circulation may be visible. Always look both ways before crossing the road. Don't let the lens cap flap in the wind. Hold it in your hand or remove it and put it in your pocket.