Sell K-Books is a Korean book-selling and book-marketing business focused on helping authors and publishers reach readers and earn more from their work. Its owner began selling products online in the United States in 2008, using a personal website, eBay, and Amazon, and later worked as a content director for a Korean-American online news outlet. Since becoming an Amazon bookseller and book marketer in 2018, the owner has helped more than 1,000 Korean books enter the Amazon marketplace and provides consulting to authors and publishers.

Sell K-Books also offers the ebook “A System for Making Money Through Writing.” Drawing on the author’s experience in online commerce, content strategy, and marketing, the book explains how writing can support a sustainable business. It covers choosing and selling written content, building a solo work system, and using writing and publishing tools. The book also discusses lifestyle, health, and financial management for people who want to keep writing long term.