Punitive damages are only awarded to an injured plaintiff when the wrongful behavior of the defendant was despicable or reprehensible. A common scenario where punitive damages are awarded arises when a defendant is found guilty of wanton or malicious acts or of fraud.
Wikipedia has an article on: speed cushion. Wikipedia. speed cushion (plural speed cushions) A form of speed bump, often one of a series, that allows larger (especially emergency) vehicles to straddle them without slowing down.
Yamaha is a big name in the off-road market, so it makes sense that it would become involved in golf carts. With an optional speed kit (which adds to the cost), the Yamaha Drive PTV cart can reach a maximum speed of 19 mph.