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

Or

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

C) that are unreadably terrible in any other way.

Hims & Hers Stock Drops More Than 30% After Novo Nordisk Breakup - WSJ

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.

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.

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.

Bradford researchers solve mystery of disease and wool trade - BBC

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.

You cannot effectively promote books

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

Boy, 8, dies hours after complaining of headache when infection spread to brain - The US Sun

Or

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

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.

SCOTUS rules in favor of parents seeking to opt children out of reading LGBTQ-themed books - ABC News - Breaking News, Latest News and Videos

A) that are not actually books.

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

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

What is the recommended approach for creating a film or TV script? Should the script be written first or should the story be developed first? Why?

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