https://blogool.com/article/does-coinbase-have-24-7-customer-service-live-chat-all-you-need
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- https://support.google.com/phoneapp/thread/315273215?hl=en&sjid=4765173617842721350-NC
- https://www.devex.com/people/term-and-condition-what-is-the-24-hour-rule-for-lufthansa-2279609
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