I think articles are the new secret "sweet spot" of the e-Reader publishing market.
applicable to Amazon "Singles" which are short stories, memoirs, essays and articles ranging from 5,000-30,000 words.
Note: typo
One way to alert the reader the end is coming is notify them with "Conclusion" or "Final Tips" or some other text preparations so they know "the end is near!"
Note: Excellent advice
a short piece of fiction may have a less perceived value
Note: typo