https://open.substack.com/pub/swifteeee/p/helpagent-what-is-the-cheapest-day?r=5bamsx&utm_campaign=post&utm_medium=web&showWelcomeOnShare=true
https://open.substack.com/pub/swifteeee/p/helpagent-what-is-the-cheapest-day?r=5bamsx&utm_campaign=post&utm_medium=web&showWelcomeOnShare=true