Most U.S. policies and credit cards won't cover you in certain foreign countries.
Liability for injuries/damage to others and physical damage to the rental car. do i need to buy rental car insurance
Your personal policy might not cover cars rented for work purposes. Most U
RVs, moving trucks, or high-end luxury cars are often excluded from standard coverage. do i need to buy rental car insurance
If you have "full coverage" (comprehensive and collision) on your own car, it usually extends to your rental vehicle for personal use in the U.S. and Canada.
Covers medical bills for you and your passengers.