https://support.coros.com/hc/en-us/community/posts/30809691688468--1-8-6-6-7-3-8-0-7-2-9-How-much-notice-to-cancel-a-Singapore-Airlines-flight-Quick-Help-%CB%A2%E2%81%B1%E2%81%BF%E1%B5%8D%E1%B5%83%E1%B5%96%E1%B5%92%CA%B3%E1%B5%89
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