What is the cheapest day to fly on Frontier Airlines?

https://myrbkc.rbkc.gov.uk/forums/general-discussion/d7cbc7a6-bbdf-ef11-a81b-6045bde1041adfdfdd

What is the refundable option on Expedia?

https://www.goodreads.com/quotes/12533176-will-expedia-refund-my-hotel-you-have-24-hours-from

https://myrbkc.rbkc.gov.uk/forums/general-discussion/d7cbc7a6-bbdf-ef11-a81b-6045bde1041adsfdsf

https://myrbkc.rbkc.gov.uk/forums/support-forum/b5695044-c1df-ef11-a81b-000d3ab3f3d3

What is the refundable option on Expedia?

https://superuser.com/questions/1875090/call-support-how-do-i-speak-to-a-human-on-expedia

https://forums.immigration.com/threads/guide-to-expedia-flight-cancellation-policy-explained.351504/

https://superuser.com/questions/1875088/flight-change-process-can-i-reschedule-my-flight-with-air-france