In-flight entertainment” in a book refers to keeping readers engaged and visually stimulated through creative layout choices. Elements like dynamic chapter headers, well-placed illustrations, sidebars, and varied text styles enhance the reading flow, adding moments of interest without interrupting the narrative. Effective formatting adds visual appeal while guiding readers seamlessly, much like how curated in-flight options enhance a journey. Book formatting service UK offers expertise in creating these engaging layouts, making the reading experience more immersive and enjoyable.