One topic I rarely see discussed when comparing book publishing services is audience ownership. Publishing a book is important, but building a direct relationship with readers can have an even greater long-term impact on an authors career.

Many successful authors now focus on collecting first-party audience data through newsletters, reader communities, and dedicated landing pages rather than relying entirely on marketplace algorithms. This strategy provides valuable insights into reader interests, improves engagement, and creates opportunities for future launches. Similar to customer retention in SaaS, retaining existing readers is often more efficient than constantly acquiring new ones.

Some publishers have also started testing different reader magnets, email sequences, and community strategies to understand which approaches generate stronger engagement and higher repeat purchases. These insights can help authors create sustainable growth instead of depending solely on a single book launch.

As the publishing industry becomes increasingly data-driven, should book publishing services play a larger role in helping authors build and own their audience, or should that responsibility remain entirely with the author?