Once the bar is completely full, you’ll enter adrenaline mode. The adrenaline bar in the top-left corner of the screen fills when you take damage. Always make your character stand up this way when it is certain that no other vehicles will collide with him or her. Pressing one of the shoulder buttons while your character is lying on the ground causes him or her to stand up immediately, adding the score you had been collecting to your total. Getting hit by a vehicle without diving does not increase your score and will only waste time, so always dive before being struck. The shoulder buttons (LT/L2, RT/R2) are used to dive in front of incoming vehicles. Though the time limit increases with each successive level, so too does the score needed to progress. Score is built by diving in front of oncoming vehicles, however there is much more to it than that. To progress in Insurance Fraud, you must attain the dollar amount indicated in the top-left corner of the screen before time runs out. Saint's Row 2 Guide - Activities Insurance Fraud