https://www.pixiv.net/novel/show.php?id=24489096

https://flywithexpert.uvdesk.com/en/blog/delta-guide

https://forums.serebii.net/threads/11-effective-ways-to-reach-ita-airways-customer-service-for-quick-help-via-phone-email-chat.779543/

https://www.italki.com/en/post/L1BcMt6syxt2MWz3XDpBxp

How to avoid Coinbase refund issues?

https://www.goodreads.com/quotes/12716431-how-do-i-get-a-human-at-expedia-to-reach

https://www.italki.com/en/post/L1BcMt6syxt2MWz3XDpBxp

https://support.google.com/admanager/thread/337365561?hl=en&sjid=3807254447555342342-NC

What’s Coinbase’s refund policy?

https://support.google.com/nonprofits/thread/337390650?hl=en&sjid=1544582707527448522-NC