How Reviews Influence Algorithms and Retailer Decisions

For authors, book reviews are more than just feedback from readers—they're a critical component of a book's success. Reviews impact algorithms on platforms like Amazon, influencing potential readers' purchasing decisions. All of this may appear to be common knowledge but did you know reviews even play a significant role in whether retailers choose to stock a title. In this article, we'll explore best practices for generating reviews and dive further into the ways they help promote your book and brand.

How Reviews Affect Algorithms

On platforms like Amazon, reviews play a significant role in visibility. The algorithm favors books with higher engagement, meaning that books with more reviews tend to appear in better positions in search results and recommendation sections. Here’s how:

  • Search Rankings: Amazon’s algorithm considers the number and quality of reviews when ranking books in search results. Books with more positive reviews tend to rank higher, increasing their discoverability.
  • Also Bought and Recommended Sections: Reviews influence whether a book appears in Amazon’s "Also Bought" and recommendation sections, exposing it to new potential buyers.
  • Conversion Rates: Books with more reviews often have higher conversion rates, meaning visitors to the book’s page are more likely to purchase it.

How Reviews Impact Retailer Decisions

Beyond digital platforms, reviews also influence traditional retail stocking decisions. Here’s why:

  • Demonstrated Demand: Retailers, including independent bookstores and chains, often consider customer interest before stocking a book. Strong review numbers signal that a book has traction.
  • Credibility & Marketability: A book with numerous positive reviews appears more credible and easier to market, making it more attractive for retailers to carry.
  • Awards and Industry Recognition: Many industry awards and promotional opportunities consider review metrics when selecting books to feature.

Best Practices for Generating Reviews

Now the big question, how do I get reviews? Here are some effective methods:

1. Leverage Your Email List

If you have an author newsletter, an email list of current, former or potential customers use it to request reviews from your subscribers. Provide direct links to your book’s review page, to make the process easy. Be sure to link all sites on which your book is listed and eligible for review.

2. Engage Your ARC (Advance Reader Copy) Team

Before launching your book, distribute ARCs to a select group of early readers in exchange for honest reviews. Services like NetGalley or direct outreach to book content creators can help.

3. Reach Out to Influencers and Book Bloggers

Many book influencers on social media and bloggers provide reviews in exchange for copies of books. Building relationships with these reviewers can lead to valuable exposure. Just be sure these are creators who create content relevant to the same audience as your targeted readers.

4. Participate in Book Communities

Engaging in platforms like Goodreads, Bookclubs.com, Fable and mainstream social media book communities can help you connect with avid readers who are more likely to leave reviews.

5. Run a Giveaway or Promotion

Offering free or discounted copies can lead to more readers, increasing the likelihood of getting reviews. Kindle Direct Publishing (KDP) Select promotions and Goodreads giveaways are great options.

6. Avoid Incentivized Reviews

Amazon and other platforms have strict policies against paying for reviews or offering incentives beyond a free book. Ensure all your review-generation strategies comply with these guidelines to avoid penalties.

Reviews are an essential factor in an author’s success, affecting both online visibility and retail stocking decisions. By implementing strategic review-generation practices, authors can increase their book’s discoverability, credibility, and overall sales potential. Start building your review strategy today and watch your book gain the traction it deserves!


Written by Greenleaf's Director of Marketing, Jamie White.