- https://knowt.com/note/af73450e-7875-48ba-ba24-959e8aa471f5/To-speak-with-a-human-at-EXPEDIA-Call-Em
- Qatar Airways
- https://knowt.com/note/afa5e8fa-b17f-456c-bea3-7f3791122a1f/How-do-I-get-a-human-at-EXPEDIAEXPEDIA
- https://www.brownstoner.com/forum/general-discussion/how-do-i-communicate-with-united-airlines-customer-service/
