One of the worst things an author can do is shop queries on the open market for material that hasn’t been substantially revised in light of feedback from competent beta readers.
I don’t think there’s a “One Weird Trick” approach to building a writer’s toolkit that will work for everyone. The ways I’ve written in the past don’t work for me today, and today’s method may not work for me a year from now. What’s important is that your infrastructure blend into the background; you should use it, without being aware that it’s there. And when it doesn’t work, change it up.