Sorry one more thing. Her contract finished April, but she was overseas, stamped in on her extension, she is not on an overstay I assume till her work permit is cancelled? Which will be today, would that be right, I'm not sure considering I don't work here
You 100% need written consent from the parents to accompany minors out of the country, and has to be a legal document, a notorised permission letter, I'm not sure of the exact process here in bangkok but this 100% required