NR2 = narrowest daily range relative to the previous two days’ daily ranges compared individually. This is indicative of a loss of momentum on the inside day as the market take a breath, looking for a new direction the next day.
WS2 = widespread 4, a day with a daily range that is larger than any of the previous three day’s daily ranges.
2-Bar NR = the narrowest two day range relative to any two two day range within the previous twenty market days. In this
Fading price off the open after an expansion is a consideration (short the vertical) as the market tends to move against the previous day’s opening (news) move. Caution is necessary after expansion because this is when the most attention is given to the market by novice traders who invariably get caught in whipsaws and trendless markets.