This document provides information about composing multimodal texts. It defines what multimodal texts and semiotic systems are. It explains that multimodal texts convey meaning through a combination of elements that draw upon several semiotic systems, including linguistic, visual, gestural, audio, and spatial. It also discusses the four roles of the reader - code breaker, meaning maker, text user, and text analyst. Finally, it defines the three main types of texts - imaginative, informative, and persuasive - and provides examples of each.