It's worthwhile to go over today's market action to connect the Key Levels posted last night with today's price action. Lets start from the open and go through the day step by step (this is an exercise I do everyday on my own after market close):
Review the following annotated 5-minute chart and see how the day played out. If today's price action surprised you, then it could be a sign that you need to come better prepared. I hope this post clarifies some of the concepts I utilize, and connects the nightly key levels to actual price action.
ES 5-Minute Day Session Chart for 12/03/09