Waste the Wife
In this mission, as soon as you start, you have to head to the nearby marker and as soon as the woman gets into her car and starts going away, grab a car and follow her. It would be advisable that you DRIVE into the the pink marker. You have to kill the woman making it look like a road accident. You have to keep dashing her until her car finally blows up, after the first crash, she will speed up and try to get away. You have to keep cornering her and making her crash into whatever possible, even costing your own vehicle to blow up. You can always grab a new set of wheels.