HabitStack is a methodology that teams use to systematically execute on their strategic goals.
It is made up of a a) set of foundational habits, b) shared team expectations, and c) a software tool.
Teams adopt the HabitStack methodology because they want to increase their focus, synchronize their priorities, and hold each other accountable to a high standard of execution. Ultimately, they want to increase their chances of success with their most important goals while simultaneously reducing stress and confusion.
You can learn about how it works by reading this knowledge base.