For your country of destination, read below for a basic explanation or skip ahead to your country: Argentina, Australia, Austria, Belgium, Bosnia, Brazil, Canada, Chile, Croatia, Czech Republic, Denmark, France, Germany, Greece, Holland, Hungary, Ireland, Israel, Italy, Mexico, NZ, Norway, Poland, Portugal, Russia, South Africa, Spain, Sweden, Switzerland, Turkey, UAE, UK, US.
At the depot you will be offered insurance (also called Excess Reduction or Excess Waiver or Super Collision Damage Waiver (SCDW) or Super Loss Damage Waiver (SLDW) etc). Instead you can purchase a RentalCover.com policy which will cover the "excess" which applies to any rental vehicle globally. The vehicle's standard liability is the maximum amount you would have to pay in the event of an accident, and you can reduce that for a daily price.
For more information on your country of destination, choose a page from the below: