https://support.google.com/edu/classroom/thread/334656284/what-day-of-the-week-are-%F0%9D%98%BCmerican-%F0%9D%98%BC%F0%9D%99%84%F0%9D%99%8D%F0%9D%99%87%F0%9D%99%84%F0%9D%99%89%F0%9D%99%80-flights-cheapest
https://travel.stackexchange.com/questions/194452/faflying-worldwhat-is-the-cheapest-day-to-buy-frontier-tickets
https://community.ring.com/conversations/ring-device-tips/completeguidehow-do-i-connect-with-people-on-aeromexico/67e910eb34497d30c4109f14
