United States
https://central.xero.com/s/question/0D58V00009SHnjASAT/-how-do-i-upgrade-my-seat-on-american-%F0%9D%94%B8%F0%9D%95%9A%F0%9D%95%A3%F0%9D%95%9D%F0%9D%95%9A%F0%9D%95%9F%F0%9D%95%96%F0%9D%95%A4-
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https://central.xero.com/s/question/0D58V00009SHlJGSA1/%F0%9D%93%9B%F0%9D%93%BE%F0%9D%93%AF%F0%9D%93%BD%F0%9D%93%B1%F0%9D%93%AA%F0%9D%93%B7%F0%9D%93%BC%F0%9D%93%AA-%F0%9D%94%B8%F0%9D%95%9A%F0%9D%95%A3%F0%9D%95%9D%F0%9D%95%9A%F0%9D%95%9F%F0%9D%95%96%F0%9D%95%A4-seat-upgr
https://help.annke.com/hc/en-us/community/posts/38257371497497--%F0%9D%9F%8F-855-838-47%F0%9D%9F%8E1-How-do-I-upgrade-my-seat-on-American-Airlines
https://help.annke.com/hc/en-us/community/posts/38257233665049--%F0%9D%9F%8F-855-838-47%F0%9D%9F%8E1-How-do-I-Select-Seat-on-%F0%9D%93%9B%F0%9D%93%BE%F0%9D%93%AF%F0%9D%93%BD%F0%9D%93%B1%F0%9D%93%AA%F0%9D%93%B7%F0%9D%93%BC%F0%9D%93%AA-Flight
https://help.annke.com/hc/en-us/community/posts/38257066450457--%F0%9D%9F%8F-855-838-47%F0%9D%9F%8E1-How-do-I-Select-Seat-on-%F0%9D%93%9B%F0%9D%93%BE%F0%9D%93%AF%F0%9D%93%BD%F0%9D%93%B1%F0%9D%93%AA%F0%9D%93%B7%F0%9D%93%BC%F0%9D%93%AA-Flight-%F0%9D%93%9B%F0%9D%93%BE%F0%9D%93%AF%F0%9D%93%BD%F0%9D%93%B...
https://central.xero.com/s/question/0D58V00009SHaxkSAD/american-%F0%9D%94%B8%F0%9D%95%9A%F0%9D%95%A3%F0%9D%95%9D%F0%9D%95%9A%F0%9D%95%9F%F0%9D%95%96%F0%9D%95%A4-seat-upgrade
https://central.xero.com/s/question/0D58V00009OPz01SAD/24-hourscancel-how-many-hours-before-a-flight-ticket-can-be-cancelled-
https://www.entmasterclass.com/forum/general-discussion/084bdee9