How does a new KDP writer supposed to market a book?

D) Pay promotion services like Written Word Media to promote your book. Legitimate services will not accept your book for promotion if the presentation is crappy or the book is badly written.

C) Persuade book reviewers on BookTok or Substack or someplace to recommend your book. If your book is unreadably terrible, this is probably impossible.

A) Build a following on social media, a following of people who will buy your books. Good luck with that. There is very little evidence that social media can translate to sales.

What is the original source of the discord between Princes Harry and William? Does it go back to their childhood, or did it start with Meghan Markle?

If your book is well presented, well written, and basically free of typos, then

B) that are filled to the brim with typos or errors.

Police take back statement dismissing hate crime in gay actor’s killing - The Washington Post

D) that are presented with bad covers, bad descriptions, or ludicrously bad interior formatting.

B) Build a newsletter mailing list of people who will buy your book because they trust you to write books they want to read. This is slow, but ideal.

I am interested in gang stalking tactics. How do covert agents use street theater and false narratives to torment targeted individuals?

Because you cannot persuade readers to buy any book in which sentences do not make sense. This shouldn't be “does.” If you don't see the problem, that is a big problem.