Iām in Australia, might be different from country to country but I use my Australian network provider whilst Iām actually in transit. They give me a $5 a day global roaming option. This way I have internet and data during the stopover in Singapore and immediately when I arrive in Thailand. Once I get to my accommodation in Thailand I go to the nearest
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and get a SIM card. In Thailand cash is king and
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is king, good luck and enjoy beautiful Thailand š¹š š