What to check

1. For fiction, focus on one point of view, desire, obstacle, and consequence instead of listing the cast and subplots

For fiction, focus on one point of view, desire, obstacle, and consequence instead of listing the cast and subplots.

2. For nonfiction, name the intended reader, problem, useful method or lens, and credible outcome without making unsupported promises

For nonfiction, name the intended reader, problem, useful method or lens, and credible outcome without making unsupported promises.

3. Read the blurb at actual back-cover size and revise for voice, paragraph rhythm, line length, barcode space, accuracy, and spoilers

Read the blurb at actual back-cover size and revise for voice, paragraph rhythm, line length, barcode space, accuracy, and spoilers.

4. Use a short opening hook only when it adds a concrete tension or promise; generic praise and rhetorical questions consume the most valuable line

Use a short opening hook only when it adds a concrete tension or promise; generic praise and rhetorical questions consume the most valuable line.

5. Adapt the same core positioning for each context instead of forcing identical copy into a print back cover, retailer description, advertisement, and media pitch

Adapt the same core positioning for each context instead of forcing identical copy into a print back cover, retailer description, advertisement, and media pitch.

Test the words in their real selling context

Place the revised copy on the actual back cover and product page. Check the opening line, paragraph breaks, line length, type size, barcode clearance, and the point where a mobile retailer preview truncates the description.

Coverfairy's generator creates an editable structural draft from protagonist, desire, obstacle, and stakes. Rewrite it in the manuscript's voice, verify every claim and story detail, then ask a genre-aware human reader what question the blurb creates.

Sources: Reedsy guide to writing a book blurb. Use the structure as editorial guidance and revise it for the actual book.