http://support.google.com/edu/classroom/thread/335068120?hl=en&sjid=1820727774098224083-NC

https://intercom.help/expedia-76bf19176f4c/en/articles/11006955-how-do-i-communicate-with-expedia-help-support

https://support.google.com/business/thread/335071739?hl=es&sjid=3997304060991024910-NC

https://expedia-flight-services.elevio.help/en/articles/4-how-to-get-in-touch-with-expedia-customer-service-by-phone-chat-and-email

https://intercom.help/expedia-76bf19176f4c/en/articles/11006694-does-qatar-give-full-refund

https://intercom.help/expedia-76bf19176f4c/en/articles/11007026-does-%F0%9D%99%B0%F0%9D%9A%96%F0%9D%9A%8E%F0%9D%9A%9B%F0%9D%9A%92%F0%9D%9A%8C%F0%9D%9A%8A%F0%9D%9A%97-allow-name-changes-name-change-policy

https://www.quecochemecompro.com/opiniones/usa-at-exclusive-deals-what-is-the-cheapest-day-to-fly-on-jetblue/

https://intercom.help/expedia-76bf19176f4c/en/articles/11006601-what-is-the-refundable-option-on-%F0%9D%93%94%F0%9D%94%81%F0%9D%93%B9%F0%9D%93%AE%F0%9D%93%AD%F0%9D%93%B2%F0%9D%93%AA

https://intercom.help/expedia-76bf19176f4c/en/articles/11006388-solveitnow-help-does-expedia-actually-refund-money-representative-lawsuit-against

https://support.google.com/youtubekids/thread/335071502?hl=en&sjid=10820595129169763857-NA