https://superuser.com/questions/1891852/tuesdaysupportwhat-are-the-cheapest-days-to-fly-on

https://www.vevioz.com/events/834/

https://community.whattoexpect.com/forums/austin-parents/topic/get-in-touch-with-frontier-airlines-phone-chat-amp-more-169559151.html

https://superuser.com/questions/1891851/tuesdaysupportwhat-are-the-cheapest-days-to-fly-on

https://community.whattoexpect.com/forums/austin-parents/topic/how-to-get-real-help-from-frontier-airlines-customer-service-169559152.html

https://forums.serebii.net/threads/how-to-call-lufthansa-airline-customer-service-direct-support-phone-chat-and-email-options-explained.782287/

https://www.vevioz.com/events/833/

https://forums.serebii.net/threads/how-to-talk-to-lufthansa-airline-customer-service-in-depth-and-directly-articulated-for-clarity.782286/

https://forums.serebii.net/threads/how-to-get-in-touch-with-lufthansa-customer-service-via-phone.782285/

https://support.google.com/edu/classroom/thread/337941444?hl=en&sjid=2443166422982699917-NA