Process management always produces acceptable results. Process management 1 understands that as the project unfolds, new possibilities are revealed and some things don't work as planned. For example, I have a broad concept in mind of what I want to write. It's intuitive - it comes from within. I almost always start there - not with characterization.
Characterization is an intiutive approach also.
Writing characters will typically drag some gut level feelings out of tbe writer that produce story directions. But five of the six characters produced may not work at all in the story. To develop an honest plot , characterization is the first step. See Where to begin. To begin, using a process management approach , you define your goal a little more broadly.