Because of this, owners should always disclose rental intentions to the insurer. Failing to do so can create claim problems later. In Buy Travel Insurance, undisclosed use changes are one of the fastest ways to discover that the policy you thought you had is not the policy you actually needed. https://www.insuracarelife.com/blog/can-you-buy-travel-insurance-after-booking-a-flight-how-to-protect-your-trip/