This method has a long history of helping people who need support in being disciplined about their spending.

One quick comment though on what you say about downsizing: "Simply by moving to a home with a lower payment, additional cash flow is created." As I recently wrote here: https://themakingofamillionaire.com/hoping-to-buy-a-home-2-reasons-youre-in-big-trouble-c34e592301bb, with current mortgage rates double what they were less than two years ago and >92% of outstanding mortgages with rates lower than the current market offers, this is a bad time for downsizing.