The document discusses the design and construction of posters. It describes applying gradients and light curves to images to create contrast and showcase elements. It also covers the layout of text on the posters, including font styles, sizes, and positioning of dates, names, and logos to make the information easy to read. Layering techniques like clipping masks are used to combine images and text into a cohesive design that clearly communicates the intended messages. Consistency of style is maintained across multiple posters while highlighting different local landmarks.