A bike light when riding at night. This is required by California law and university regulation. Working brakes - get new pads and adjustments at any bike shop. Persons 18 years or older are highly encouraged to wear a bike helmet while riding their bicycles.
Helmets are available at any bike shop.
Bicycle riders must follow the same rules of the road as automobile drivers and have the same rights. Always ride with traffic. Bicyclists must travel in the same direction as cars, with the flow of traffic, and not on the sidewalk, when possible. Obey all traffic laws. Yes, you must STOP at intersections.