I have an APEC Business Travel Card and would like to use it to travel to Vietnam visa-free. My nationality would otherwise require a visa for Vietnam.
I will be traveling from a European country that does not have direct flights to Vietnam, so odds are airline checkin staff will not be familiar with the ABTC.
How can I avoid being incorrectly refused boarding for not having a visa? I am particularly concerned because Timatic via iatatravelcentre.com does not list ABTC as a visa exemption option: