Chapter 22. Why Agile Planning Works
“If you want a guarantee, buy a toaster.”
—Clint Eastwood in The Rookie
Having arrived at this point, we are well equipped to look at why agile estimating and planning are successful. First, remember the purpose of estimating and planning. Planning is an attempt to find an optimal solution to the overall product development question: features, resources, and schedule. Changing any one of these causes changes in the others. While planning, we are exploring the entire spectrum of possible solutions of how to mix these three parameters such that we create the best product possible. The estimates and plans that we create must be sufficient for serving as the basis for decisons that will be made by the organization. ...