https://community.ring.com/conversations/ring-updates/faqss_supportwhat-is-the-cheapest-day-to-buy-tickets/67e63e2466bea62fe14c6616
https://community.ring.com/conversations/ring-updates/faqss_supportwhat-is-the-cheapest-day-to-buy-tickets/67e63e2466bea62fe14c6616