What authors should examine in a novel outline
Start with chapter purpose. Every chapter should either escalate the conflict, deepen the emotional cost, reveal new information that changes the situation, or reposition the protagonist in a meaningful way. If a chapter only sustains mood or delivers explanation, the book may need sharper dramatic work.
Then look at sequence pressure. A strong novel outline makes later chapters harder than earlier chapters. Stakes tighten, options narrow, relationships strain, and the cost of failure rises. If the outline keeps resetting tension, the middle of the book will likely feel long on the page.
One simple test is to ask what changes by the end of each chapter. If the answer is only that the reader learned something, but nothing in the story direction shifts, the chapter may need a clearer turn or a more expensive consequence.