Your book's structure is the tool that will gather up your readers and keep them following along with you; it's the tie that binds all the parts of your story together, from end to end, and in the middle too.
Most authors probably wish they had a gauge of some kind to stick into the pages to tell them when their book is done. It’s not just new, inexperienced writers who have that wish. Most published authors I’ve posed the question to say the same thing: it’s hard to know when to put down the virtual pen.
Print on demand books for the independent author haven't just leveled the playing field, they've changed the nature of the game. It is now cost-effective to print books as needed, not relying on offset printers to churn out thousands of books to justify the fixed costs.