https://support.google.com/edu/classroom/thread/332055592?hl=en&sjid=12055483471141921912-NA

https://intercom.help/rubbika22/en/articles/10881910-flexible-booking-what-does-nonrefundable-mean-on-expedia

https://www.steadyhealth.com/topics/ryanair-customer-service-what-you-need-to-know-before-you-fly

https://support.google.com/edu/classroom/thread/332845458?hl=en&sjid=625683788755536159-NA

https://foro.ribbon.es/topic/65163/instant-help-does-quickbooks-desktop-offer-24-7-customer-support

https://community.ring.com/conversations/ring-device-tips/are-frontier-cheaper-on-tuesdayscut0merupp0r247avilable/67de8fc64fef9155876d16e1

https://support.google.com/phoneapp/thread/332845101?hl=en&sjid=11460750406956199135-NA

https://intercom.help/freelancer-fd1cf9022f6e/en/articles/10881924-google-_search-_usa-is-expedia-really-free-cancellationhttps://intercom.help/freelancer-fd1cf9022f6e/en/articles/10881924-google-_search-_usa-is-expedia-really-free-cancellation

https://travelsupport.reamaze.com/kb/customer-support/everything-you-need-to-know-about-reaching-expedia-customer-service-by-phone-chat-and-email-f49a6323ccec0aa5

https://www.yelp.com/biz_photos/singapore-airlines-jamaica?select=RLCB-56BhnHUtQgW8FG-og&utm_campaign=www_photo_share_popup&utm_medium=copy_link&utm_source=%28direct%29