Most of the answers have focused on the advantages of a written constitution, and clear disadvantages of an oral/unwritten one. However, the seeds of the disadvantages to a written constitution are also there. For example, it can concentrate greater power in the judicial branch that interprets it, rather than the legislature, which gets to daily decide what the constitution is when it is essentially unwritten.
Time Commitment. A treadmill can help you lose weight and tone all areas of your body, as long as you spend enough time on it. Depending on how rigorous your workout is, plan to spend between one and a half and three hours a week walking, jogging, or running.
Typically, it's either shocks or struts, depending on which your car has. Shocks/struts absorb the resonance energy of springs. The PURPOSE of the shock/strut is to stop the wheel from bouncing when you hit a bump. Without the shocks, the wheel would continue to bounce, sort of like a basketball. When the shocks work properly the wheel is dampened, keeping the tire in contact with the road and giving better control.