Categories Leaning to Action Positive Outliers Self-Awareness What’s So Sacred About 90 Days? Post author By Patrick Mayfield Post date 22/01/2021 No Comments on What’s So Sacred About 90 Days? Why is a 90-day review of intrinsic value? Maybe there is a better cycle for you. There is for me. Tags Agile, forming habits, habits, personal operating system, review, sprints