Rarely will you have the luxury of time to plan everything out before you start a new project or change initiative. And even if you do, it’s likely that unforeseen circumstances will send you back to the drawing board.
However, jumping ahead with no plans is a recipe for disaster.
Instead of planning and then doing, try approaching it as an iterative process, as a planning doing cycle. Think of it as building the vehicle while you are driving it.
See teh full article at: The Planning Doing Cycle | Jesse Lyn Stoner