https://www.devex.com/people/what-is-the-best-day-of-the-week-to-book-frontier-flights-2451493

https://www.tripadvisor.com/ShowTopic-g1-i10702-k15065579-How_to_Connect_Expedia_Customer_Care_from_the_USA_guide-Air_Travel.html

https://www.devex.com/people/what-s-the-best-day-to-book-a-flight-on-frontier-2451512

https://www.devex.com/people/usa-offer-s-does-united-respond-to-complaints-2451560

https://www.devex.com/people/what-day-of-the-week-are-frontier-flights-cheapest-2451519

How Strategic Foresight and Innovation Shape the Success of Modern Business Leaders

https://www.devex.com/people/what-is-the-best-day-to-buy-delta-tickets-2451484

https://www.devex.com/people/faq-s_limited-what-is-the-refundable-option-on-expedia-2451559

https://www.devex.com/people/cancel-guide-how-do-i-cancel-a-cruise-without-penalty-2451543

https://www.devex.com/people/what-is-the-best-day-to-buy-delta-tickets-2451484