Signal only when you feel like it.
If you feel you must use your directionals, make sure they blink only once, then turn them off.
Signal only after you change lanes.
When driving straight, make sure that at least one directional is blinking at all times.
Signal as you approach a curve in the road.
If you intend to make a right turn, use the left signal.
If you intend to make a left turn, use the right signal.
When approaching an intersection, signal to turn and slow down. When other drivers or pedestrians cross in front of you, turn off the signal and go straight.
When you intend to make a turn, start signaling approximately 6-8 blocks before your turn. Slow down for each block as you approach them.
Always apply your brakes way before you signal.
When making a left turn at a busy red light, wait for the light to turn green before you turn on your signal.
Wait until after you have started to turn or change lanes to use your signals.
If you must use hand signals instead of your directionals, use your right hand or have your passenger do it out the right side window.