Anonymous wrote:
Anonymous wrote:My Amex platinum provides car rental insurance without an additional payment.
https://www.nerdwallet.com/article/travel/amex-platinum-rental-car-benefits-guide
To this person and OP keep in mind the "built-in" rental car insurance for all Amex cards is secondary, so you'd still go through your Geico/Allstate/Progressive policy if you're in an accident.
If you want Amex to be the primary rental car insurer you need their "premium rental car" add-on:
https://www.nerdwallet.com/article/travel/amex-platinum-rental-car-benefits-guide#premium-car-rental-protection
https://feeservices.americanexpress.com/premium/car-rental-insurance-coverage/home.do