What is a bind up book?

A bind-up book is a single volume that collects multiple works or stories, often from a series or a specific theme, into one edition. This format is popular for graphic novels, short story collections, or series compilations, allowing readers to enjoy several narratives without needing to purchase each title separately. Bind-ups can also be a cost-effective way to access an author's work, providing convenience and sometimes additional content, like illustrations or author notes.