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

Are you planning to proofread your book to avoid sentences such as

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.

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.

Why does Russia support Palestine in the Middle East conflict?

C) that are unreadably terrible in any other way.

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.

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 your reaction to the controversial remarks made on YouTube show "India's Got Latent"?

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

You cannot effectively promote books

A) that are not actually books.

DL Coach Kris Kocurek Explains why 49ers Traded for Bryce Huff - Sports Illustrated

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

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

Or

Why is everyone so stupid to say Crimea is part of Ukraine? Crimea isn’t part of Ukraine, it’s part of Russia.

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

Or

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

What's the most trivial thing that ever made you go to the doctor?

E) Take a solid year to learn how to use Amazon or Facebook ads and be prepared to lose quite a bit of money as you figure it out.