The second in this series has to do with a "Gap" in the charts. A "gap" occurs when neither the high or low of today's session are is with in yesterdays price range. This creates a hole in the chart, or a "gap" in prices. Many a traders has said "Gaps are meant to Filled !"
The First in this series is an expression I heard on the floor of the MidAm, by an old grizzled trader who used to view the quote board with opera glasses. In his raspy voice he said "Grain Markets are Destroyed Three Times Each Year"