Book excerpt: Virtually all important trend changes originate as a thrusts (or breakout) into or though pivotal swing tops or bottoms. This course is an extensive and detailed study of the variations in the process of buying or selling pressure converting pivotal swing tops or bottoms into major trend changes. Topics include: Breakouts in a news context; gapping breakouts; breakouts offset by springs and upthrusts; breakouts and volume; measuring buying and selling pressure in trend change areas; using a line continuation model to measure buying and selling pressure at trend change areas; probabilities for trend changes based on line pressure measurements. Prerequisites: Completion of Market Structure 101 strongly recommended.