在thrifty上租车，
保险有Ultimate Protection的介绍，却只能选Premium Protection是为什么啊？下面是他们的描述，看得一知半解，请教达人，如果我网上预定不买往外的
保险，取车的时候可以买全险吗？会不会比网上说的价格贵？谢谢啦
Standard coverage (LDW) is included in the rental rates with a damage recovery fee of $3300 for Multi Vehicle Accidents and an additional $2200 for Single Vehicle. Passenger vehicles; Optional Premium Protection (PP) is available for AUD. 24.54 per day reduces renters Damage Recovery Fee to AUD. 385.00. This is available at the time of rental. 4WDs; Optional Premium Protection (PP) is available at AUD. 26.36 per day reduces rental damage fee to AUD 1100.00. This is available at the time of rental. Ultimate Protection (UP) Available for $30 per day (plus taxes and surcharges) Capped at 10 days per day 30 day rental. This is available at the time of rental.
