www.economycarrentals.com这个网站租车靠谱么？求了解

Items and Services included in the rates :
- Unlimited mileage.
- VAT.
- Any One-Way fees, if applicable.
- Any Out Of Hours and Delivery (to hotels, etc.) fees, if applicable.
- ASC: Airport Service Charge where applicable.
- Delivery and drop off at airports & rental stations during normal working hours.

Insurances included in the rates :
- Third party bodily injuries per accident, up to 1000000 USD.
- Third party property damages per accident (excluding rented car) up to 1000000 USD.
- Fire insurance with no excess.
- CDW (Collision Damage Waiver).
- FDW (Full Damage Waiver) with NO excess.
- Theft insurance (of ALL the car) with NO excess.
这个网站不知道实际还车结算收费时还会有什么额外的费用么？这些保险条款是否涵盖了常规所需的险种，费用是不是除了租车费以外不需要付什么别的费用了啊，22号去美国，跪求大侠帮忙解答！！！