You can race with a motorized bike in Lola's Race while everyone else has a regular bike. Just drive it to where you start the race. way to exit the place. Then, pull the fire alarm. Be careful; the entire dorm will attack you. Note: This may require more than one attempt.
1. Autoshop roof. 2. In the "Help Gary" mission, on a table in the boiler room. 3. Behind the Mexican restaurant in Bullworth. 4. In the fourth photography class on the Bullworth dam. 5. In the "Nerd Challenge", on the table next to the stairs. 6. Found on the ground just before you enter "The Tenements" building.
The rubber band ball is very useful in the Smash It Up mission. Go to the warehouse with Zoe and begin the mission by throwing a couple at ground level. Then, climb high and begin launching the rubber band balls everywhere. If done correctly, should complete the mission on your first attempt.