It was going on 25 years ago now that I first began my writing-for-publication journey, and if there's one thing that I'm tremendously grateful for NOW that absolutely wasn't even a possibility BACK THEN, it's the following:
Back in the day, when the Traditional Publishing Path was the ONLY PATH, the writing-for-publication journey looked something like this:
You wrote the book of your heart (or at least the first three chapters)