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https://pressbooks.pub/allaboutexpediacancellationplan/chapter/usa-canadahow-does-expedia-cancellation-plan-worktravelguide/

https://pressbooks.pub/allaboutexpediacancellationplan/chapter/faqs-public-does-expedia-have-a-24-hour-refund-policy/

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https://pressbooks.pub/allaboutexpediacancellationplan/chapter/faqs-answer-what-is-a-fully-refundable-ticket-on-expedia/

https://support.google.com/admanager/thread/323583125?hl=en&sjid=3431322212813904348-NA