Create without a re-check. If your fan-fiction idea was not checked, changed after the check, or the check said no, you can still create the story after one confirmation. A check can be wrong, so the decision is yours, and you never have to pay for re-checks to get past it.
A quiet scroll thumb on phones. In reading mode on a touch screen, a thin thumb on the right edge shows where you are in the chapter and fades with the margin buttons while you read.